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* [PATCH] ext4: fix bh ref count on error paths
@ 2021-03-02  9:42 Zhaolong Zhang
  2021-03-05 14:39 ` Theodore Ts'o
  0 siblings, 1 reply; 2+ messages in thread
From: Zhaolong Zhang @ 2021-03-02  9:42 UTC (permalink / raw)
  To: Theodore Ts'o, Andreas Dilger
  Cc: linux-ext4, linux-kernel, Zhaolong Zhang

__ext4_journalled_writepage should drop bhs' ref count on error paths

Signed-off-by: Zhaolong Zhang <zhangzl2013@126.com>
---
 fs/ext4/inode.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 650c5acd2f2d..a79a9ea58c56 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1938,13 +1938,13 @@ static int __ext4_journalled_writepage(struct page *page,
 	if (!ret)
 		ret = err;
 
-	if (!ext4_has_inline_data(inode))
-		ext4_walk_page_buffers(NULL, page_bufs, 0, len,
-				       NULL, bput_one);
 	ext4_set_inode_state(inode, EXT4_STATE_JDATA);
 out:
 	unlock_page(page);
 out_no_pagelock:
+	if (!inline_data && page_bufs)
+		ext4_walk_page_buffers(NULL, page_bufs, 0, len,
+				       NULL, bput_one);
 	brelse(inode_bh);
 	return ret;
 }
-- 
2.26.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ext4: fix bh ref count on error paths
  2021-03-02  9:42 [PATCH] ext4: fix bh ref count on error paths Zhaolong Zhang
@ 2021-03-05 14:39 ` Theodore Ts'o
  0 siblings, 0 replies; 2+ messages in thread
From: Theodore Ts'o @ 2021-03-05 14:39 UTC (permalink / raw)
  To: Zhaolong Zhang; +Cc: Andreas Dilger, linux-ext4, linux-kernel

On Tue, Mar 02, 2021 at 05:42:31PM +0800, Zhaolong Zhang wrote:
> __ext4_journalled_writepage should drop bhs' ref count on error paths
> 
> Signed-off-by: Zhaolong Zhang <zhangzl2013@126.com>

Thanks, applied.

				- Ted

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-03-02  9:42 [PATCH] ext4: fix bh ref count on error paths Zhaolong Zhang
2021-03-05 14:39 ` Theodore Ts'o

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