Commit f8b139e2 authored by Yang Yingliang's avatar Yang Yingliang Committed by Dominique Martinet
Browse files

fs: 9p: fix v9fs_file_open writeback fid error check 

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

Link: http://lkml.kernel.org/r/20210330130632.1054357-1-yangyingliang@huawei.com


Fixes: 5bfe97d7 ("9p: Fix writeback fid incorrectly being attached to dentry")
Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
[Dominique: adjusted commit summary]
Signed-off-by: default avatarDominique Martinet <asmadeus@codewreck.org>
parent 0dae5228

fs/9p/vfs_file.c

+2 −2
Original line number Diff line number Diff line
@@ -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;

		}