From: Jo-Philipp Wich <jow@openwrt.org>
Date: Thu, 29 Oct 2015 09:53:56 +0000 (+0100)
Subject: nl80211: fix possibly unterminated ifname string
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=41ae5bd556c5e07c9a0a51ef84a2aaa204a96e73;p=oweals%2Fiwinfo.git

nl80211: fix possibly unterminated ifname string

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

diff --git a/iwinfo_nl80211.c b/iwinfo_nl80211.c
index a08d580..1a1fc69 100644
--- a/iwinfo_nl80211.c
+++ b/iwinfo_nl80211.c
@@ -604,7 +604,7 @@ static char * nl80211_phy2ifname(const char *ifname)
 					    ((ifidx < 0) || (cifidx < ifidx)))
 					{
 						ifidx = cifidx;
-						strncpy(nif, e->d_name, sizeof(nif));
+						strncpy(nif, e->d_name, sizeof(nif) - 1);
 					}
 				}
 			}