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fs/reiserfs/reiserfs.c: Fix compiler warning

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Fix:
reiserfs.c: In function 'reiserfs_mount':
reiserfs.c:360:22: warning: dereferencing type-punned pointer
will break strict-aliasing rules [-Wstrict-aliasing]

Signed-off-by: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Anatolij Gustschin 2011-12-12 03:16:17 +00:00 committed by Wolfgang Denk
parent 99f2c76821
commit fa75f51561
1 changed files with 3 additions and 1 deletions
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4
fs/reiserfs/reiserfs.c
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@ -282,6 +282,7 @@ reiserfs_mount (unsigned part_length)
{ {
struct reiserfs_super_block super; struct reiserfs_super_block super;
int superblock = REISERFS_DISK_OFFSET_IN_BYTES >> SECTOR_BITS; int superblock = REISERFS_DISK_OFFSET_IN_BYTES >> SECTOR_BITS;
char *cache;
if (part_length < superblock + (sizeof (super) >> SECTOR_BITS) if (part_length < superblock + (sizeof (super) >> SECTOR_BITS)
|| ! reiserfs_devread (superblock, 0, sizeof (struct reiserfs_super_block), || ! reiserfs_devread (superblock, 0, sizeof (struct reiserfs_super_block),
@ -357,7 +358,8 @@ reiserfs_mount (unsigned part_length)
if (! block_read (sb_root_block(&super), 0, INFO->blocksize, (char*) ROOT)) if (! block_read (sb_root_block(&super), 0, INFO->blocksize, (char*) ROOT))
return 0; return 0;
INFO->tree_depth = __le16_to_cpu(BLOCKHEAD (ROOT)->blk_level); cache = ROOT;
INFO->tree_depth = __le16_to_cpu(BLOCKHEAD (cache)->blk_level);
#ifdef REISERDEBUG #ifdef REISERDEBUG
printf ("root read_in: block=%d, depth=%d\n", printf ("root read_in: block=%d, depth=%d\n",