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* [PATCH -next] fs: 9p: fix wrong pointer passed to IS_ERR() and PTR_ERR()
@ 2021-03-30 13:06 Yang Yingliang
  2021-03-30 21:52 ` asmadeus
  0 siblings, 1 reply; 2+ messages in thread
From: Yang Yingliang @ 2021-03-30 13:06 UTC (permalink / raw)
  To: linux-kernel, v9fs-developer; +Cc: asmadeus

IS_ERR() and PTR_ERR() use wrong pointer, it should be
writeback_fid, fix it.

Fixes: 5bfe97d7382b ("9p: Fix writeback fid incorrectly being attached to dentry")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 fs/9p/vfs_file.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 649f04f112dc..59c32c9b799f 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -86,8 +86,8 @@ int v9fs_file_open(struct inode *inode, struct file *file)
 		 * to work.
 		 */
 		writeback_fid = v9fs_writeback_fid(file_dentry(file));
-		if (IS_ERR(fid)) {
-			err = PTR_ERR(fid);
+		if (IS_ERR(writeback_fid)) {
+			err = PTR_ERR(writeback_fid);
 			mutex_unlock(&v9inode->v_mutex);
 			goto out_error;
 		}
-- 
2.25.1


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

* Re: [PATCH -next] fs: 9p: fix wrong pointer passed to IS_ERR() and PTR_ERR()
  2021-03-30 13:06 [PATCH -next] fs: 9p: fix wrong pointer passed to IS_ERR() and PTR_ERR() Yang Yingliang
@ 2021-03-30 21:52 ` asmadeus
  0 siblings, 0 replies; 2+ messages in thread
From: asmadeus @ 2021-03-30 21:52 UTC (permalink / raw)
  To: Yang Yingliang; +Cc: linux-kernel, v9fs-developer

Yang Yingliang wrote on Tue, Mar 30, 2021 at 09:06:32PM +0800:
> IS_ERR() and PTR_ERR() use wrong pointer, it should be
> writeback_fid, fix it.

Right.

Good catch, thanks
-- 
Dominique

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

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2021-03-30 13:06 [PATCH -next] fs: 9p: fix wrong pointer passed to IS_ERR() and PTR_ERR() Yang Yingliang
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