From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:35832 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937741AbeE1KpP (ORCPT ); Mon, 28 May 2018 06:45:15 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sara Sharon , Luca Coelho , Johannes Berg , Sasha Levin Subject: [PATCH 4.14 093/496] mac80211: fix calling sleeping function in atomic context Date: Mon, 28 May 2018 11:57:58 +0200 Message-Id: <20180528100323.792889780@linuxfoundation.org> In-Reply-To: <20180528100319.498712256@linuxfoundation.org> References: <20180528100319.498712256@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sara Sharon [ Upstream commit 95f3ce6a77893ac828ba841df44421620de4314b ] sta_info_alloc can be called from atomic paths (such as RX path) so we need to call pcpu_alloc with the correct gfp. Fixes: c9c5962b56c1 ("mac80211: enable collecting station statistics per-CPU") Signed-off-by: Sara Sharon Signed-off-by: Luca Coelho Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- net/mac80211/sta_info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -314,7 +314,7 @@ struct sta_info *sta_info_alloc(struct i if (ieee80211_hw_check(hw, USES_RSS)) { sta->pcpu_rx_stats = - alloc_percpu(struct ieee80211_sta_rx_stats); + alloc_percpu_gfp(struct ieee80211_sta_rx_stats, gfp); if (!sta->pcpu_rx_stats) goto free; }