From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhong jiang Subject: [PATCH] cfg80211: remove unnecessary null pointer check in cfg80211_netdev_notifier_call Date: Sat, 8 Sep 2018 19:21:28 +0800 Message-ID: <1536405688-26239-1-git-send-email-zhongjiang@huawei.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , To: , Return-path: Received: from szxga07-in.huawei.com ([45.249.212.35]:37821 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726351AbeIHQTL (ORCPT ); Sat, 8 Sep 2018 12:19:11 -0400 Sender: netdev-owner@vger.kernel.org List-ID: The iterator in list_for_each_entry_safe is never null, therefore, remove the redundant null pointer check. Signed-off-by: zhong jiang --- net/wireless/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/wireless/core.c b/net/wireless/core.c index a88551f..4d5215e 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -1238,7 +1238,7 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, list_for_each_entry_safe(pos, tmp, &rdev->sched_scan_req_list, list) { - if (WARN_ON(pos && pos->dev == wdev->netdev)) + if (WARN_ON(pos->dev == wdev->netdev)) cfg80211_stop_sched_scan_req(rdev, pos, false); } -- 1.7.12.4