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 4AE26C4332F for ; Mon, 30 May 2022 14:47:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241758AbiE3OpV (ORCPT ); Mon, 30 May 2022 10:45:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241507AbiE3OXQ (ORCPT ); Mon, 30 May 2022 10:23:16 -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 D5524129ED2; Mon, 30 May 2022 06:50:33 -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 38C5061026; Mon, 30 May 2022 13:50:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4ADC6C3411C; Mon, 30 May 2022 13:50:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1653918631; bh=umaa8jCu5E8/u6FLaiQrSe6BnyGZgLVOs7bGDzT3q7o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M29PSQ+cZN8wLizfgfbiaENoad3/Vtimg1VwDQOawl3BwvnggGgH0nErGFiEG6ma+ ehUEKapYeBvScw6QzsHkrgH8LcynM6aFuWHIHSR2Pi8w8+F1Szsc5647QC4Do1Icm1 Mn5FuyY/dE0DSYBq+q2kgvEVnqDssATBcve7OrlVzVVI8pXwlp/xGzwEGQD9XUT8Ec BdqwzsXygTdciuB499pJHlQBJehPmy9KXwexfkKfHlVNt+MxvGS7GwAIp4VZNWy1tN dFVZTQgiWEUnJRFKKBjr3MjvdpJVS+gCYUvvUyoHfrk98RldCqvTVNHJaQohSngtry x74ZuF4bF2biA== 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 4.19 28/38] rtlwifi: Use pr_warn instead of WARN_ONCE Date: Mon, 30 May 2022 09:49:14 -0400 Message-Id: <20220530134924.1936816-28-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220530134924.1936816-1-sashal@kernel.org> References: <20220530134924.1936816-1-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: linux-kernel@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 3d6c0d8c71d7..395671383ca9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -1042,7 +1042,7 @@ 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