X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppstats%2Fpppstats.c;h=843f7eaa6247e37b64bfe049b67df2f04edf839d;hp=46cb9c24942b5e6869fef31f463b514daefb99ba;hb=d00f8a0e184cc73b1ca33a9b22c1b1f87292a72f;hpb=12fc6939987bc20feff22aadd82dff1a623d892b

diff --git a/pppstats/pppstats.c b/pppstats/pppstats.c
index 46cb9c2..843f7ea 100644
--- a/pppstats/pppstats.c
+++ b/pppstats/pppstats.c
@@ -149,7 +149,8 @@ get_ppp_stats(curp)
 #define ifr_name ifr__name
 #endif
 
-    strncpy(req.ifr_name, interface, sizeof(req.ifr_name));
+    strncpy(req.ifr_name, interface, IFNAMSIZ);
+    req.ifr_name[IFNAMSIZ - 1] = 0;
     if (ioctl(s, SIOCGPPPSTATS, &req) < 0) {
 	fprintf(stderr, "%s: ", progname);
 	if (errno == ENOTTY)
@@ -175,7 +176,8 @@ get_ppp_cstats(csp)
 #define ifr_name ifr__name
 #endif
 
-    strncpy(creq.ifr_name, interface, sizeof(creq.ifr_name));
+    strncpy(creq.ifr_name, interface, IFNAMSIZ);
+    creq.ifr_name[IFNAMSIZ - 1] = 0;
     if (ioctl(s, SIOCGPPPCSTATS, &creq) < 0) {
 	fprintf(stderr, "%s: ", progname);
 	if (errno == ENOTTY) {
@@ -521,7 +523,8 @@ main(argc, argv)
 #undef  ifr_name
 #define ifr_name ifr_ifrn.ifrn_name
 #endif
-	strncpy(ifr.ifr_name, interface, sizeof(ifr.ifr_name));
+	strncpy(ifr.ifr_name, interface, IFNAMSIZ);
+	ifr.ifr_name[IFNAMSIZ - 1] = 0;
 	if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) {
 	    fprintf(stderr, "%s: nonexistent interface '%s' specified\n",
 		    progname, interface);