fixed potential memleak;

lib/channel.c

@@ -43,7 +43,7 @@ extern int __create_sys_msg(sxmsg_t **msg, char *uuid, chnl_t *ch,
 
 static long __cmp_ulong(const void *a, const void *b)
 {
-  return *(ulong_t *)a - *(ulong_t *)b;
+  return (long)(*(ulong_t *)a - *(ulong_t *)b);
 }
 
 int __alloc_channel(ulong_t cid, conn_t *co, rpc_typed_list_t *rlist, chnl_t **channel)
@@ -57,6 +57,8 @@ int __alloc_channel(ulong_t cid, conn_t *co, rpc_typed_list_t *rlist, chnl_t **c
   else if(idx_allocator_init(idx_msg, MAX_MSGINDEX, 0)) goto __fin_enomem;
 
   if(!ch || !msg_tree) {
+  __fun_up2:
+    idx_allocator_destroy(idx_msg);
   __fin_enomem:
     r = ENOMEM;
     goto __fin_up;
@@ -67,15 +69,16 @@ int __alloc_channel(ulong_t cid, conn_t *co, rpc_typed_list_t *rlist, chnl_t **c
     ch->uuid = NULL;
     usrtc_node_init(&ch->node, ch);
     if(rlist) ch->rpc_list = rlist->rpc_list;
+    else ch->rpc_list = NULL;
     /* init locks */
     if(pthread_rwlock_init(&(ch->msglock), NULL)) {
       r = ENOMEM;
-      goto __fin_up;
+      goto __fin_up2;
     }
     if(pthread_mutex_init(&(ch->oplock), NULL)) {
       pthread_rwlock_destroy(&(ch->msglock));
       r = ENOMEM;
-      goto __fin_up;
+      goto __fin_up2;
     }
     /* assign all the stuff */
     ch->idx_msg = idx_msg;