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[PATCH] isofs: remove debug stuff
isofs/inode.c: - Remove some crufty leak detection code - coding style cleanups - kfree(NULL) is permitted. Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andrew Morton
Linus Torvalds
parent
a089221c5e
commit
9eb7f2c67c
109
fs/isofs/inode.c
109
fs/isofs/inode.c
@ -28,11 +28,6 @@
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#define BEQUIET
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#ifdef LEAK_CHECK
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static int check_malloc;
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static int check_bread;
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#endif
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static int isofs_hashi(struct dentry *parent, struct qstr *qstr);
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static int isofs_hash(struct dentry *parent, struct qstr *qstr);
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static int isofs_dentry_cmpi(struct dentry *dentry, struct qstr *a, struct qstr *b);
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@ -55,11 +50,6 @@ static void isofs_put_super(struct super_block *sb)
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}
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#endif
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#ifdef LEAK_CHECK
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printk("Outstanding mallocs:%d, outstanding buffers: %d\n",
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check_malloc, check_bread);
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#endif
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kfree(sbi);
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sb->s_fs_info = NULL;
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return;
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@ -73,7 +63,7 @@ static kmem_cache_t *isofs_inode_cachep;
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static struct inode *isofs_alloc_inode(struct super_block *sb)
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{
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struct iso_inode_info *ei;
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ei = (struct iso_inode_info *)kmem_cache_alloc(isofs_inode_cachep, SLAB_KERNEL);
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ei = kmem_cache_alloc(isofs_inode_cachep, SLAB_KERNEL);
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if (!ei)
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return NULL;
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return &ei->vfs_inode;
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@ -84,9 +74,9 @@ static void isofs_destroy_inode(struct inode *inode)
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kmem_cache_free(isofs_inode_cachep, ISOFS_I(inode));
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}
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static void init_once(void * foo, kmem_cache_t * cachep, unsigned long flags)
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static void init_once(void *foo, kmem_cache_t * cachep, unsigned long flags)
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{
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struct iso_inode_info *ei = (struct iso_inode_info *) foo;
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struct iso_inode_info *ei = foo;
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if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==
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SLAB_CTOR_CONSTRUCTOR)
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@ -107,7 +97,8 @@ static int init_inodecache(void)
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static void destroy_inodecache(void)
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{
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if (kmem_cache_destroy(isofs_inode_cachep))
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printk(KERN_INFO "iso_inode_cache: not all structures were freed\n");
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printk(KERN_INFO "iso_inode_cache: not all structures were "
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"freed\n");
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}
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static int isofs_remount(struct super_block *sb, int *flags, char *data)
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@ -144,7 +135,7 @@ static struct dentry_operations isofs_dentry_ops[] = {
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{
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.d_hash = isofs_hashi_ms,
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.d_compare = isofs_dentry_cmpi_ms,
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}
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},
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#endif
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};
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@ -219,8 +210,8 @@ isofs_hashi_common(struct dentry *dentry, struct qstr *qstr, int ms)
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/*
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* Case insensitive compare of two isofs names.
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*/
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static int
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isofs_dentry_cmpi_common(struct dentry *dentry,struct qstr *a,struct qstr *b,int ms)
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static int isofs_dentry_cmpi_common(struct dentry *dentry, struct qstr *a,
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struct qstr *b, int ms)
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{
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int alen, blen;
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@ -243,8 +234,8 @@ isofs_dentry_cmpi_common(struct dentry *dentry,struct qstr *a,struct qstr *b,int
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/*
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* Case sensitive compare of two isofs names.
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*/
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static int
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isofs_dentry_cmp_common(struct dentry *dentry,struct qstr *a,struct qstr *b,int ms)
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static int isofs_dentry_cmp_common(struct dentry *dentry, struct qstr *a,
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struct qstr *b, int ms)
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{
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int alen, blen;
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@ -356,7 +347,7 @@ static match_table_t tokens = {
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{Opt_err, NULL}
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};
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static int parse_options(char *options, struct iso9660_options * popt)
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static int parse_options(char *options, struct iso9660_options *popt)
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{
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char *p;
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int option;
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@ -493,7 +484,7 @@ static int parse_options(char *options, struct iso9660_options * popt)
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*/
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#define WE_OBEY_THE_WRITTEN_STANDARDS 1
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static unsigned int isofs_get_last_session(struct super_block *sb,s32 session )
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static unsigned int isofs_get_last_session(struct super_block *sb, s32 session)
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{
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struct cdrom_multisession ms_info;
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unsigned int vol_desc_start;
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@ -518,7 +509,8 @@ static unsigned int isofs_get_last_session(struct super_block *sb,s32 session )
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printk(KERN_ERR "Invalid session number or type of track\n");
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}
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i = ioctl_by_bdev(bdev, CDROMMULTISESSION, (unsigned long) &ms_info);
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if(session > 0) printk(KERN_ERR "Invalid session number\n");
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if (session > 0)
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printk(KERN_ERR "Invalid session number\n");
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#if 0
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printk("isofs.inode: CDROMMULTISESSION: rc=%d\n",i);
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if (i==0) {
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@ -557,13 +549,13 @@ static int isofs_fill_super(struct super_block *s, void *data, int silent)
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struct iso9660_options opt;
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struct isofs_sb_info * sbi;
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sbi = kmalloc(sizeof(struct isofs_sb_info), GFP_KERNEL);
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sbi = kmalloc(sizeof(*sbi), GFP_KERNEL);
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if (!sbi)
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return -ENOMEM;
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s->s_fs_info = sbi;
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memset(sbi, 0, sizeof(struct isofs_sb_info));
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memset(sbi, 0, sizeof(*sbi));
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if (!parse_options((char *) data, &opt))
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if (!parse_options((char *)data, &opt))
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goto out_freesbi;
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/*
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@ -1002,7 +994,6 @@ int isofs_get_blocks(struct inode *inode, sector_t iblock_s,
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rv++;
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}
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abort:
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unlock_kernel();
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return rv;
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@ -1014,7 +1005,7 @@ abort:
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static int isofs_get_block(struct inode *inode, sector_t iblock,
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struct buffer_head *bh_result, int create)
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{
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if ( create ) {
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if (create) {
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printk("isofs_get_block: Kernel tries to allocate a block\n");
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return -EROFS;
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}
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@ -1061,19 +1052,17 @@ static struct address_space_operations isofs_aops = {
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static inline void test_and_set_uid(uid_t *p, uid_t value)
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{
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if(value) {
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if (value)
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*p = value;
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}
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}
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static inline void test_and_set_gid(gid_t *p, gid_t value)
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{
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if(value) {
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if (value)
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*p = value;
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}
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}
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static int isofs_read_level3_size(struct inode * inode)
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static int isofs_read_level3_size(struct inode *inode)
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{
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unsigned long bufsize = ISOFS_BUFFER_SIZE(inode);
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int high_sierra = ISOFS_SB(inode->i_sb)->s_high_sierra;
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@ -1136,7 +1125,7 @@ static int isofs_read_level3_size(struct inode * inode)
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bh = sb_bread(inode->i_sb, block);
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if (!bh)
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goto out_noread;
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memcpy((void *) tmpde + slop, bh->b_data, offset);
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memcpy((void *)tmpde+slop, bh->b_data, offset);
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}
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de = tmpde;
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}
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@ -1150,12 +1139,11 @@ static int isofs_read_level3_size(struct inode * inode)
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more_entries = de->flags[-high_sierra] & 0x80;
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i++;
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if(i > 100)
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if (i > 100)
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goto out_toomany;
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} while(more_entries);
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} while (more_entries);
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out:
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if (tmpde)
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kfree(tmpde);
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kfree(tmpde);
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if (bh)
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brelse(bh);
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return 0;
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@ -1179,7 +1167,7 @@ out_toomany:
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goto out;
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}
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static void isofs_read_inode(struct inode * inode)
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static void isofs_read_inode(struct inode *inode)
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{
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struct super_block *sb = inode->i_sb;
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struct isofs_sb_info *sbi = ISOFS_SB(sb);
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@ -1249,7 +1237,7 @@ static void isofs_read_inode(struct inode * inode)
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ei->i_format_parm[2] = 0;
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ei->i_section_size = isonum_733 (de->size);
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if(de->flags[-high_sierra] & 0x80) {
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if (de->flags[-high_sierra] & 0x80) {
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if(isofs_read_level3_size(inode)) goto fail;
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} else {
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ei->i_next_section_block = 0;
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@ -1336,16 +1324,16 @@ static void isofs_read_inode(struct inode * inode)
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/* XXX - parse_rock_ridge_inode() had already set i_rdev. */
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init_special_inode(inode, inode->i_mode, inode->i_rdev);
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out:
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out:
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if (tmpde)
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kfree(tmpde);
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if (bh)
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brelse(bh);
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return;
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out_badread:
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out_badread:
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printk(KERN_WARNING "ISOFS: unable to read i-node block\n");
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fail:
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fail:
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make_bad_inode(inode);
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goto out;
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}
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@ -1394,11 +1382,8 @@ struct inode *isofs_iget(struct super_block *sb,
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hashval = (block << sb->s_blocksize_bits) | offset;
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inode = iget5_locked(sb,
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hashval,
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&isofs_iget5_test,
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&isofs_iget5_set,
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&data);
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inode = iget5_locked(sb, hashval, &isofs_iget5_test,
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&isofs_iget5_set, &data);
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if (inode && (inode->i_state & I_NEW)) {
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sb->s_op->read_inode(inode);
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@ -1408,36 +1393,6 @@ struct inode *isofs_iget(struct super_block *sb,
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return inode;
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}
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#ifdef LEAK_CHECK
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#undef malloc
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#undef free_s
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#undef sb_bread
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#undef brelse
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void * leak_check_malloc(unsigned int size){
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void * tmp;
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check_malloc++;
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tmp = kmalloc(size, GFP_KERNEL);
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return tmp;
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}
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void leak_check_free_s(void * obj, int size){
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check_malloc--;
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return kfree(obj);
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}
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struct buffer_head * leak_check_bread(struct super_block *sb, int block){
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check_bread++;
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return sb_bread(sb, block);
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}
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void leak_check_brelse(struct buffer_head * bh){
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check_bread--;
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return brelse(bh);
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}
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#endif
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static struct super_block *isofs_get_sb(struct file_system_type *fs_type,
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int flags, const char *dev_name, void *data)
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{
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