From f555c1c74e8839d1c3cc822ecba7c430e3065fc3 Mon Sep 17 00:00:00 2001
From: Michal Sojka <michal.sojka@cvut.cz>
Date: Mon, 25 Jun 2018 23:35:46 +0200
Subject: [PATCH] Fix bug

Thanks to Zoran Stojsavljevic <zoran.stojsavljevic@gmail.com> for reporting
it.
---
 net/can/canethgw.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/net/can/canethgw.c b/net/can/canethgw.c
index 17fe0dc2a350..9a954560afce 100644
--- a/net/can/canethgw.c
+++ b/net/can/canethgw.c
@@ -1,5 +1,5 @@
 /*
- * Copyright: (c) 2012 Czech Technical University in Prague
+ * Copyright: (c) 2012, 2018 Czech Technical University in Prague
  *
  * Authors:
  * 	Radek Matějka <radek.matejka@gmail.com>
@@ -308,9 +308,10 @@ static long cegw_ioctl_start(struct file *file, unsigned long arg)
 	}
 
 	/* */
-	if (dstcnt > 0)
+	if (dstcnt > 0) {
 		sa = (struct sockaddr *)job->udp_dst;
 		chckfam = sa->sa_family;
+	}
 
 	for (i=1; i<dstcnt; i++) {
 		sa = (struct sockaddr *)(job->udp_dst + i*addrlen);
-- 
2.39.2