From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC43DC433F5 for ; Mon, 30 May 2022 14:28:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237484AbiE3OYw (ORCPT ); Mon, 30 May 2022 10:24:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40142 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242194AbiE3OSa (ORCPT ); Mon, 30 May 2022 10:18:30 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3CB5D91573; Mon, 30 May 2022 06:49:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 2176060FE3; Mon, 30 May 2022 13:48:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A29DC36AE3; Mon, 30 May 2022 13:48:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1653918524; bh=hqCtAb/WgSm7rzufedKllC993dM4mSQ0Ss6AEyB21jo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=biJIFPlBEHiLGmsHm5yxhwSDNu+r6ev9N2je8L2R8FHm7RlxdLNBuXVS3WsJZ22zq NspRNcms1wTy+pvNhKnkAfQ27OukFAZvm53tBtnn1dH3dyffzIcN6d5ghvnbkjEUAS bFjSXc5EqvFJCdCxMp8Ttg0JDDC0cc3haRIdpbBpKg4fw8YdGqqKOytIMw4EQuVADP lvned5DUt0sdccjGVd8fOsPcbIQntyq8ZOQVga/fyKBberBJAbzqDfogGY2FQ4+hX1 vNWD6u2cL8TaYi7psgIpagTC5rfOfAU1xOLPcFwI8ldpfLoRMVJuI4DQ23bgY/WTtl OBEFzW7H+VTSQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dongliang Mu , syzkaller , Kalle Valo , Sasha Levin , pkshih@realtek.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 41/55] rtlwifi: Use pr_warn instead of WARN_ONCE Date: Mon, 30 May 2022 09:46:47 -0400 Message-Id: <20220530134701.1935933-41-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220530134701.1935933-1-sashal@kernel.org> References: <20220530134701.1935933-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Dongliang Mu [ Upstream commit ad732da434a2936128769216eddaece3b1af4588 ] This memory allocation failure can be triggered by fault injection or high pressure testing, resulting a WARN. Fix this by replacing WARN with pr_warn. Reported-by: syzkaller Signed-off-by: Dongliang Mu Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220511014453.1621366-1-dzm91@hust.edu.cn Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtlwifi/usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index bad06939a247..9bcb187d37dc 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -1013,7 +1013,7 @@ int rtl_usb_probe(struct usb_interface *intf, hw = ieee80211_alloc_hw(sizeof(struct rtl_priv) + sizeof(struct rtl_usb_priv), &rtl_ops); if (!hw) { - WARN_ONCE(true, "rtl_usb: ieee80211 alloc failed\n"); + pr_warn("rtl_usb: ieee80211 alloc failed\n"); return -ENOMEM; } rtlpriv = hw->priv; -- 2.35.1