From: Jo-Philipp Wich <jow@openwrt.org>
Date: Thu, 29 Oct 2015 09:53:32 +0000 (+0100)
Subject: wext_scan: fix possibly unterminated ifname string
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=1e628bb5352eeee83562f98afe1d2d211fc038d6;p=oweals%2Fiwinfo.git

wext_scan: fix possibly unterminated ifname string

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
---

diff --git a/iwinfo_wext_scan.c b/iwinfo_wext_scan.c
index a066721..1d7ec16 100644
--- a/iwinfo_wext_scan.c
+++ b/iwinfo_wext_scan.c
@@ -25,7 +25,7 @@
 
 static int wext_ioctl(const char *ifname, int cmd, struct iwreq *wrq)
 {
-	strncpy(wrq->ifr_name, ifname, IFNAMSIZ);
+	strncpy(wrq->ifr_name, ifname, IFNAMSIZ - 1);
 	return iwinfo_ioctl(cmd, wrq);
 }