Optimizes and fixes possible out0of0boundary write in ndpi_fill_prefi…

…x_v4()
IvanNardi · Jun 23, 2023 · 7ef80f6 · 7ef80f6
1 parent 7e64d9f
commit 7ef80f6
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
@@ -2229,10 +2229,7 @@ int ndpi_fill_prefix_v4(ndpi_prefix_t *p, const struct in_addr *a, int b, int mb
     return(-1);
 
   memset(p, 0, sizeof(ndpi_prefix_t));
-  memcpy(&p->add.sin, a, (mb + 7) / 8);
-  p->family = AF_INET;
-  p->bitlen = b;
-  p->ref_count = 0;
+  p->add.sin.s_addr = a->s_addr, p->family = AF_INET, p->bitlen = b, p->ref_count = 0;
 
   return(0);
 }