Clean up code.

src/loader/prog.c

@@ -145,7 +145,7 @@ int main(int argc, char *argv[])
     }
 
     // Check first interface.
-    if (cfg.interfaces[0] == NULL)
+    if (!cfg.interfaces[0])
     {
         log_msg(&cfg, 0, 1, "[ERROR] No interface(s) specified in config or CLI override.");
 

src/xdp/prog.c

@@ -49,6 +49,7 @@ int xdp_prog_main(struct xdp_md *ctx)
     if (unlikely(eth->h_proto != htons(ETH_P_IP) && eth->h_proto != htons(ETH_P_IPV6)))
     {
         inc_pkt_stats(stats, STATS_TYPE_PASSED);
+        
         return XDP_PASS;
     }