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 X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C854FC4332E for ; Wed, 23 Dec 2020 02:35:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9FE962245C for ; Wed, 23 Dec 2020 02:35:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730493AbgLWCfi (ORCPT ); Tue, 22 Dec 2020 21:35:38 -0500 Received: from mail.kernel.org ([198.145.29.99]:50890 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730289AbgLWCYl (ORCPT ); Tue, 22 Dec 2020 21:24:41 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id BB1DC22A83; Wed, 23 Dec 2020 02:24:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608690266; bh=AeLGneNumqsKiJ0ejLw8pRSsPio2RJ6NzKssWVIDVfk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j45OD9XfNNhx33rLfVPiedJZFMic3VBcTsX2nD0m4GMahQ0uTgewbu0H9Qad9nlm7 yoIuAqNqXbts1bWuFI9+AK126QpAX7mXzZ11I2XSIPSUQ98E6MxFKTzbofFBTWUFT6 iCWsF4LY6LBuWFciEe3SMVHsOQcCgVB6oGa41lR7mvHXcBXCtBMqY8dmrMVMir3OtG qQKjqPPUzfypuVzmLwttITw2wpbhiUwe+CYEz74zKFCnCdVCegU0OCzTBMagLKdixE AN/qwEXsjdfN1a4ZPANAVxDrro1atfIhY+yVHuaY2KicHrsac44YYxBNGwmlvfb4Xg 7QIhyNLsKVjlA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Zhang Qilong , Greg Kroah-Hartman , Sasha Levin , devel@driverdev.osuosl.org Subject: [PATCH AUTOSEL 4.9 07/48] staging: rtl8192u: fix wrong judgement in rtl8192_rx_isr Date: Tue, 22 Dec 2020 21:23:35 -0500 Message-Id: <20201223022417.2794032-7-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201223022417.2794032-1-sashal@kernel.org> References: <20201223022417.2794032-1-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: Zhang Qilong [ Upstream commit 071dc1787a2f8bb636f864c1f306280deea3b1d5 ] The 'EPERM' cannot appear in the previous path, we should use '-EPERM' to check it. For example: Call trace: ->rtl8192_rx_isr ->usb_submit_urb ->usb_hcd_submit_urb ->rh_urb_enqueue ->rh_queue_status ->usb_hcd_link_urb_to_ep Signed-off-by: Zhang Qilong Link: https://lore.kernel.org/r/20201028122648.47959-1-zhangqilong3@huawei.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/staging/rtl8192u/r8192U_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c index fa4c47c7d2166..f5e53df9d49db 100644 --- a/drivers/staging/rtl8192u/r8192U_core.c +++ b/drivers/staging/rtl8192u/r8192U_core.c @@ -970,7 +970,7 @@ static void rtl8192_rx_isr(struct urb *urb) urb->context = skb; skb_queue_tail(&priv->rx_queue, skb); err = usb_submit_urb(urb, GFP_ATOMIC); - if (err && err != EPERM) + if (err && err != -EPERM) netdev_err(dev, "can not submit rxurb, err is %x, URB status is %x\n", err, urb->status); -- 2.27.0