Fix possibly not zero-terminated string after copy (Karsten Desler)

diff --git a/iptables.c b/iptables.c
index 21c9e49d8e2e220af51186f10c9749f153a7c5cb..dc702608b95465776a77ce6a43b8044e9c44b7e4 100644 (file)
--- a/iptables.c
+++ b/iptables.c
@@ -268,6 +268,7 @@ dotted_to_addr(const char *dotted)
 
        /* copy dotted string, because we need to modify it */
        strncpy(buf, dotted, sizeof(buf) - 1);
+       buf[sizeof(buf) - 1] = '\0';
        addrp = (unsigned char *) &(addr.s_addr);
 
        p = buf;