forked from luck/tmp_suning_uos_patched
[PATCH] freevxfs: fix buffer_head leak
- fix a buffer_head leak in vxfs_getfsh() - s/SLAB_KERNEL/GFP_KERNEL/ - check sb_bread() return value - drop pointless buffer-mapped() test. Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
parent
f220ab2a51
commit
ba03bda81e
|
@ -78,17 +78,18 @@ vxfs_getfsh(struct inode *ip, int which)
|
|||
struct buffer_head *bp;
|
||||
|
||||
bp = vxfs_bread(ip, which);
|
||||
if (buffer_mapped(bp)) {
|
||||
if (bp) {
|
||||
struct vxfs_fsh *fhp;
|
||||
|
||||
if (!(fhp = kmalloc(sizeof(*fhp), SLAB_KERNEL)))
|
||||
return NULL;
|
||||
if (!(fhp = kmalloc(sizeof(*fhp), GFP_KERNEL)))
|
||||
goto out;
|
||||
memcpy(fhp, bp->b_data, sizeof(*fhp));
|
||||
|
||||
brelse(bp);
|
||||
put_bh(bp);
|
||||
return (fhp);
|
||||
}
|
||||
|
||||
out:
|
||||
brelse(bp);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue
Block a user