fs/affs/amigaffs.c: use va_format instead of buffer/vnsprintf

-Remove ErrorBuffer and use %pV

-Add __printf to enable argument mistmatch warnings

Original patch by Joe Perches.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Fabian Frederick 2014-12-12 16:57:49 -08:00 committed by Linus Torvalds
parent 7633978b43
commit 1ee54b099a
3 changed files with 25 additions and 21 deletions

View File

@ -135,8 +135,10 @@ extern void affs_fix_checksum(struct super_block *sb, struct buffer_head *bh);
extern void secs_to_datestamp(time_t secs, struct affs_date *ds);
extern umode_t prot_to_mode(u32 prot);
extern void mode_to_prot(struct inode *inode);
__printf(3, 4)
extern void affs_error(struct super_block *sb, const char *function,
const char *fmt, ...);
__printf(3, 4)
extern void affs_warning(struct super_block *sb, const char *function,
const char *fmt, ...);
extern bool affs_nofilenametruncate(const struct dentry *dentry);

View File

@ -10,8 +10,6 @@
#include "affs.h"
static char ErrorBuffer[256];
/*
* Functions for accessing Amiga-FFS structures.
*/
@ -444,30 +442,30 @@ mode_to_prot(struct inode *inode)
void
affs_error(struct super_block *sb, const char *function, const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vsnprintf(ErrorBuffer,sizeof(ErrorBuffer),fmt,args);
va_end(args);
pr_crit("error (device %s): %s(): %s\n", sb->s_id,
function,ErrorBuffer);
vaf.fmt = fmt;
vaf.va = &args;
pr_crit("error (device %s): %s(): %pV\n", sb->s_id, function, &vaf);
if (!(sb->s_flags & MS_RDONLY))
pr_warn("Remounting filesystem read-only\n");
sb->s_flags |= MS_RDONLY;
va_end(args);
}
void
affs_warning(struct super_block *sb, const char *function, const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vsnprintf(ErrorBuffer,sizeof(ErrorBuffer),fmt,args);
vaf.fmt = fmt;
vaf.va = &args;
pr_warn("(device %s): %s(): %pV\n", sb->s_id, function, &vaf);
va_end(args);
pr_warn("(device %s): %s(): %s\n", sb->s_id,
function,ErrorBuffer);
}
bool

View File

@ -333,7 +333,8 @@ affs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh_resul
/* store new block */
if (bh_result->b_blocknr)
affs_warning(sb, "get_block", "block already set (%x)", bh_result->b_blocknr);
affs_warning(sb, "get_block", "block already set (%lx)",
(unsigned long)bh_result->b_blocknr);
AFFS_BLOCK(sb, ext_bh, block) = cpu_to_be32(blocknr);
AFFS_HEAD(ext_bh)->block_count = cpu_to_be32(block + 1);
affs_adjust_checksum(ext_bh, blocknr - bh_result->b_blocknr + 1);
@ -355,7 +356,8 @@ affs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh_resul
return 0;
err_big:
affs_error(inode->i_sb,"get_block","strange block request %d", block);
affs_error(inode->i_sb, "get_block", "strange block request %d",
(int)block);
return -EIO;
err_ext:
// unlock cache
@ -845,8 +847,9 @@ affs_truncate(struct inode *inode)
// lock cache
ext_bh = affs_get_extblock(inode, ext);
if (IS_ERR(ext_bh)) {
affs_warning(sb, "truncate", "unexpected read error for ext block %u (%d)",
ext, PTR_ERR(ext_bh));
affs_warning(sb, "truncate",
"unexpected read error for ext block %u (%ld)",
(unsigned int)ext, PTR_ERR(ext_bh));
return;
}
if (AFFS_I(inode)->i_lc) {
@ -892,8 +895,9 @@ affs_truncate(struct inode *inode)
struct buffer_head *bh = affs_bread_ino(inode, last_blk, 0);
u32 tmp;
if (IS_ERR(bh)) {
affs_warning(sb, "truncate", "unexpected read error for last block %u (%d)",
ext, PTR_ERR(bh));
affs_warning(sb, "truncate",
"unexpected read error for last block %u (%ld)",
(unsigned int)ext, PTR_ERR(bh));
return;
}
tmp = be32_to_cpu(AFFS_DATA_HEAD(bh)->next);