Replace malloc(); memset() with calloc()

Less error prone and more consistent with rest of the code.

Signed-off-by: Nir Soffer <[email protected]>

Author: nirs

main.c

@@ -95,8 +95,7 @@ struct state {
 
 static void state_add_socket_fd(struct state *state, int socket_fd) {
   dispatch_semaphore_wait(state->sem, DISPATCH_TIME_FOREVER);
-  struct conn *conn = malloc(sizeof(struct conn));
-  memset(conn, 0, sizeof(*conn));
+  struct conn *conn = calloc(1, sizeof(*conn));
   conn->socket_fd = socket_fd;
   if (state->conns == NULL) {
     state->conns = conn;