do not overflow ifr_name. maybe it was safe in some places,

but not everywhere. err to the safe side.

1 files changed, 1 insertions, 1 deletions

diff --git a/networking/route.c b/networking/route.c
index f343d064c..a8926f44e 100644
--- a/networking/route.c
+++ b/networking/route.c
@@ -422,7 +422,7 @@ static void INET6_setroute(int action, char **args)
         if (devname) {
                 struct ifreq ifr;
                 memset(&ifr, 0, sizeof(ifr));
-                strcpy(ifr.ifr_name, devname);
+                strncpy(ifr.ifr_name, devname, sizeof(ifr.ifr_name));
 
                 if (ioctl(skfd, SIOGIFINDEX, &ifr) < 0) {
                         bb_perror_msg_and_die("SIOGIFINDEX");