!1644 解决trigger checker的bug挑单到1018

Merge pull request !1644 from linrj/cherry-pick-1671678525

services/param/trigger/trigger_checker.c

@@ -329,9 +329,8 @@ int CheckMatchSubCondition(const char *condition, const char *input, int length)
     PARAM_CHECK(condition != NULL, return 0, "Invalid condition");
     PARAM_CHECK(input != NULL, return 0, "Invalid input");
     const char *tmp = strstr(condition, input);
-    if (tmp == NULL) {
-        return 0;
-    }
+    while (tmp != NULL)
+    {
         PARAM_LOGV("CheckMatchSubCondition Condition: '%s' content: '%s' length %d", condition, input, length);
         if (((int)strlen(tmp) <= length) || (tmp[length] != '=')) {
             return 0;
@@ -344,5 +343,7 @@ int CheckMatchSubCondition(const char *condition, const char *input, int length)
         if (*(tmp - 1) == ' ') {
             return 1;
         }
+        tmp = strstr(tmp + 1, input);
+    }
     return 0;
 }
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