proxy: remove timeout alarm on reset/cleanup

need to catch cases where errors happen inbetween timeout being set and
then remove or triggered... which should be impossible but just in case.

Author: dormando

proxy_luafgen.c

@@ -109,6 +109,12 @@ static void mcp_rcontext_cleanup(lua_State *L, mcp_funcgen_t *fgen, mcp_rcontext
         }
     }
 
+    // nuke alarm if set.
+    // should only be paranoia here, but just in case.
+    if (event_pending(&rctx->timeout_event, EV_TIMEOUT, NULL)) {
+        event_del(&rctx->timeout_event);
+    }
+
     lua_getiuservalue(L, fgen_idx, 1);
     luaL_unref(L, -1, rctx->self_ref);
     rctx->self_ref = 0;
@@ -314,6 +320,11 @@ static void _mcp_funcgen_return_rctx(mcp_rcontext_t *rctx) {
         mcp_request_cleanup(fgen->thread, rctx->request);
     }
 
+    // nuke alarm if set.
+    if (event_pending(&rctx->timeout_event, EV_TIMEOUT, NULL)) {
+        event_del(&rctx->timeout_event);
+    }
+
     // reset each rqu.
     for (int x = 0; x < fgen->max_queues; x++) {
         struct mcp_rqueue_s *rqu = &rctx->qslots[x];