app_lua: proper return 'nil' for $null values of pvs

(cherry picked from commit fd3656f)
kamailio · Sep 10, 2018 · 4b05951 · 4b05951
1 parent c26b2fa
commit 4b05951
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/src/modules/app_lua/app_lua_sr.c b/src/modules/app_lua/app_lua_sr.c
@@ -888,13 +888,12 @@ static int lua_sr_pv_push_val_null (lua_State *L, int rmode)
 {
 	if(rmode==1) {
 		lua_pushlstring(L, "<<null>>", 8);
-		return 1;
 	} else if(rmode==2) {
 		lua_pushlstring(L, "", 0);
-		return 1;
 	} else {
-		return 0;
+		lua_pushnil(L);
 	}
+	return 1;
 }
 
 /**