diff mbox series

[V2,1/2] ocfs2: remove unreasonable unlock

Message ID 20240820065511.996453-1-lizhi.xu@windriver.com (mailing list archive)
State New
Headers show
Series [V2,1/2] ocfs2: remove unreasonable unlock | expand

Commit Message

Lizhi Xu Aug. 20, 2024, 6:55 a.m. UTC
There was a lock release before exiting, so remove the unreasonable unlock.

Reported-and-tested-by: syzbot+ab134185af9ef88dfed5@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=ab134185af9ef88dfed5
Signed-off-by: Lizhi Xu <lizhi.xu@windriver.com>
---
 fs/ocfs2/buffer_head_io.c | 1 -
 1 file changed, 1 deletion(-)

Comments

heming.zhao@suse.com Aug. 20, 2024, 7:28 a.m. UTC | #1
On 8/20/24 14:55, Lizhi Xu wrote:
> There was a lock release before exiting, so remove the unreasonable unlock.
> 
> Reported-and-tested-by: syzbot+ab134185af9ef88dfed5@syzkaller.appspotmail.com
> Closes: https://syzkaller.appspot.com/bug?extid=ab134185af9ef88dfed5
> Signed-off-by: Lizhi Xu <lizhi.xu@windriver.com>
> ---
>   fs/ocfs2/buffer_head_io.c | 1 -
>   1 file changed, 1 deletion(-)
> 
> diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
> index cdb9b9bdea1f..e62c7e1de4eb 100644
> --- a/fs/ocfs2/buffer_head_io.c
> +++ b/fs/ocfs2/buffer_head_io.c
> @@ -235,7 +235,6 @@ int ocfs2_read_blocks(struct ocfs2_caching_info *ci, u64 block, int nr,
>   		if (bhs[i] == NULL) {
>   			bhs[i] = sb_getblk(sb, block++);
>   			if (bhs[i] == NULL) {
> -				ocfs2_metadata_cache_io_unlock(ci);
>   				status = -ENOMEM;
>   				mlog_errno(status);
>   				/* Don't forget to put previous bh! */

Looks good to me.

Reviewed-by: Heming Zhao <heming.zhao@suse.com>
diff mbox series

Patch

diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
index cdb9b9bdea1f..e62c7e1de4eb 100644
--- a/fs/ocfs2/buffer_head_io.c
+++ b/fs/ocfs2/buffer_head_io.c
@@ -235,7 +235,6 @@  int ocfs2_read_blocks(struct ocfs2_caching_info *ci, u64 block, int nr,
 		if (bhs[i] == NULL) {
 			bhs[i] = sb_getblk(sb, block++);
 			if (bhs[i] == NULL) {
-				ocfs2_metadata_cache_io_unlock(ci);
 				status = -ENOMEM;
 				mlog_errno(status);
 				/* Don't forget to put previous bh! */