Fix invalid expire error for SET family commands.

src/t_string.c

@@ -69,7 +69,7 @@ void setGenericCommand(redisClient *c, int flags, robj *key, robj *val, robj *ex
         if (getLongLongFromObjectOrReply(c, expire, &milliseconds, NULL) != REDIS_OK)
             return;
         if (milliseconds <= 0) {
-            addReplyError(c,"invalid expire time in SETEX");
+            addReplyErrorFormat(c,"invalid expire time in %s",c->cmd->name);
             return;
         }
         if (unit == UNIT_SECONDS) milliseconds *= 1000;