linux-kernel - [PATCH 6/8] CIFS: Return directly after a failed build_path_from_dentry() in cifs_do

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Date:   Sun, 20 Aug 2017 18:40:07 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
        Steve French <sfrench@...ba.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 6/8] CIFS: Return directly after a failed
 build_path_from_dentry() in cifs_do_create()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sun, 20 Aug 2017 17:17:30 +0200

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

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 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 2c9cbd8393d6..248aead1f3f4 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -239,10 +239,8 @@ 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 &
-- 
2.14.0