From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sun, 20 Aug 2017 17:17:30 +0200
Subject: [PATCH] CIFS: Return directly after a failed build_path_from_dentry()
 in cifs_do_create()
Git-commit: 598b6c57f2ff29df948c846f4bf3046c33d6b37f
References: bsc#1144333
Patch-mainline: v5.5-rc1

Return directly after a call of the function "build_path_from_dentry"
failed at the beginning.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Paulo Alcantara <palcantara@suse.de>
---
 fs/cifs/dir.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 7ce689d31aa2..f3b79012ff29 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -244,10 +244,8 @@ cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned int xid,
 		*oplock = REQ_OPLOCK;
 
 	full_path = build_path_from_dentry(direntry);
-	if (full_path == NULL) {
-		rc = -ENOMEM;
-		goto out;
-	}
+	if (!full_path)
+		return -ENOMEM;
 
 	if (tcon->unix_ext && cap_unix(tcon->ses) && !tcon->broken_posix_open &&
 	    (CIFS_UNIX_POSIX_PATH_OPS_CAP &
-- 
2.25.1