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authoralex chen <alex.chen@huawei.com>2014-04-03 14:47:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-03 16:20:56 -0700
commitf7cf4f5bfe073ad792ab49c04f247626b3e38db6 (patch)
tree512d1d834e545b0b4de12b67b239f7b699356e2a
parent466e68c4306317e7d239e3100f612d403e3e2c3c (diff)
downloadlinux-f7cf4f5bfe073ad792ab49c04f247626b3e38db6.tar.bz2
ocfs2: do not put bh when buffer_uptodate failed
Do not put bh when buffer_uptodate failed in ocfs2_write_block and ocfs2_write_super_or_backup, because it will put bh in b_end_io. Otherwise it will hit a warning "VFS: brelse: Trying to free free buffer". Signed-off-by: Alex Chen <alex.chen@huawei.com> Reviewed-by: Joseph Qi <joseph.qi@huawei.com> Reviewed-by: Srinivas Eeda <srinivas.eeda@oracle.com> Cc: Mark Fasheh <mfasheh@suse.com> Acked-by: Joel Becker <jlbec@evilplan.org> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/ocfs2/buffer_head_io.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
index 5b704c63a103..1edcb141f639 100644
--- a/fs/ocfs2/buffer_head_io.c
+++ b/fs/ocfs2/buffer_head_io.c
@@ -90,7 +90,6 @@ int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh,
* information for this bh as it's not marked locally
* uptodate. */
ret = -EIO;
- put_bh(bh);
mlog_errno(ret);
}
@@ -420,7 +419,6 @@ int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
if (!buffer_uptodate(bh)) {
ret = -EIO;
- put_bh(bh);
mlog_errno(ret);
}