From: Karel Zak <kzak@redhat.com>
Date: Wed, 27 Mar 2013 13:40:42 +0000 (+0100)
Subject: flock: possible pointer dereferences [coverity scan]
X-Git-Tag: v2.23-rc2~100
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3c7fbc82da796c21fd107221a218397af0764d30;p=thirdparty%2Futil-linux.git

flock: possible pointer dereferences [coverity scan]

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/sys-utils/flock.c b/sys-utils/flock.c
index 07f3484f6b..3322e142d8 100644
--- a/sys-utils/flock.c
+++ b/sys-utils/flock.c
@@ -255,6 +255,7 @@ int main(int argc, char *argv[])
 			 */
 			if (!(open_flags & O_RDWR) &&
 			    type != LOCK_SH &&
+			    filename &&
 			    access(filename, R_OK | W_OK) == 0) {
 
 				close(fd);