Fixes for type-punned pointers - Henne Vogelsang <hvogel@suse.de>

1 files changed, 5 insertions, 1 deletions

diff --git a/iftop.c b/iftop.c
index a3a6523..6dc8a8f 100644
--- a/iftop.c
+++ b/iftop.c
@@ -187,6 +187,10 @@ static void handle_ip_packet(struct ip* iptr, int hw_dir)
 {
     int direction = 0; /* incoming */
     history_type* ht;
+    union {
+	history_type **ht_pp;
+	void **void_pp;
+    } u_ht = { &ht };
     addr_pair ap;
     int len;
 
@@ -261,7 +265,7 @@ static void handle_ip_packet(struct ip* iptr, int hw_dir)
     resolve(&iptr->ip_dst, NULL, 0);
     resolve(&iptr->ip_src, NULL, 0);
 
-    if(hash_find(history, &ap, (void**)&ht) == HASH_STATUS_KEY_NOT_FOUND) {
+    if(hash_find(history, &ap, u_ht.void_pp) == HASH_STATUS_KEY_NOT_FOUND) {
         ht = history_create();
         hash_insert(history, &ap, ht);
     }