fixing null pointer dereferencing

e2df3496 · dermiste · 9631d32f · e2df3496
Commit e2df3496 authored May 16, 2010 by dermiste
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kernel_socket.c kernel_socket.c +1 -1

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--- a/kernel_socket.c
+++ b/kernel_socket.c
@@ -659,7 +659,7 @@ kernel_addresses(char *ifname, int ifindex, int ll,
    i = 0;
    while(ifap && i < maxroutes) {
-        if(ifap->ifa_name == NULL || strcmp(ifap->ifa_name, ifname) != 0)
+        if(ifap->ifa_name == NULL || ifname == NULL || strcmp(ifap->ifa_name, ifname) != 0)
            goto next;
        if(ifap->ifa_addr->sa_family == AF_INET6) {
            struct sockaddr_in6 *sin6 = (struct sockaddr_in6*)ifap->ifa_addr;