[PATCH 5/5] cifs: Fix xid leak in cifs_get_file_info_unix()

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If stardup the symlink target failed, should free the xid,
otherwise the xid will be leaked.

Fixes: 76894f3e2f71 ("cifs: improve symlink handling for smb2+")
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@xxxxxxxxxx>
---
 fs/cifs/inode.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 7cf96e581d24..9bde08d44617 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -368,8 +368,10 @@ cifs_get_file_info_unix(struct file *filp)
 
 	if (cfile->symlink_target) {
 		fattr.cf_symlink_target = kstrdup(cfile->symlink_target, GFP_KERNEL);
-		if (!fattr.cf_symlink_target)
-			return -ENOMEM;
+		if (!fattr.cf_symlink_target) {
+			rc = -ENOMEM;
+			goto cifs_gfiunix_out;
+		}
 	}
 
 	rc = CIFSSMBUnixQFileInfo(xid, tcon, cfile->fid.netfid, &find_data);
-- 
2.31.1




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