From nobody Sat Jan 3 06:40:15 2026 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 AF910E7C4EE for ; Wed, 4 Oct 2023 19:27:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244465AbjJDT1I (ORCPT ); Wed, 4 Oct 2023 15:27:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244452AbjJDT1C (ORCPT ); Wed, 4 Oct 2023 15:27:02 -0400 Received: from mail-pf1-x436.google.com (mail-pf1-x436.google.com [IPv6:2607:f8b0:4864:20::436]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16F87F1 for ; Wed, 4 Oct 2023 12:26:55 -0700 (PDT) Received: by mail-pf1-x436.google.com with SMTP id d2e1a72fcca58-690bd8f89baso120266b3a.2 for ; Wed, 04 Oct 2023 12:26:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1696447614; x=1697052414; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=e5PJMycEXBTARd/V1ON7uAyaQyF56XJbZsQp7M/oePc=; b=dSbYTyppKK6GGdgo/uzVNGfGelV7sntQNk3cCy/W5fvqRYKufRUOlKFkL9tMh1aFEC tbU/1lrT+KQCzUCWSL+1mIoilwkd6SWrTKVairzdJt21mNTydGPmKB1gfO84e5TueYx6 kqo/tJAVzqVuf5SFwj4kk+mOMBNDvC8qmH3Ps= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696447614; x=1697052414; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=e5PJMycEXBTARd/V1ON7uAyaQyF56XJbZsQp7M/oePc=; b=uEPwEtPe5cvs4oPQQw7YcpGaS/G1bk7ANEgy59juGK019/NGQncpFyqaP2soPrvaNT CXDSd46pPontZagZ+HPNgZhUhfeK3l33yi+CUBOr7IXL8TrSTYpx2NgcGGpHLjecE8Gv WQo6IVsJ7A2w7nwVRefSqYcmsaJrrs/QnyCrsPr/A1UdxZBXGXd4+pfZqw7zD6er5SK+ oQQgxb1mGruWLxDxxmus41XHtlZacEW5J1AX0Y3YAl22IynlqSBKh5ung9VzmPvrQlKC UPdMdw1k7ip6Yqx//spxm29sNvm6Qo96NuY548QdbTpqz5jx8Pr6awferq8cqbCvOsgM KZNg== X-Gm-Message-State: AOJu0Yxg71DsRY1+biL67fr0lgBh4xdWOinGohbAPrFhb0YI8Z2X2QuI ZgsYfSiIfiU2EL2iUY+vlSJK0A== X-Google-Smtp-Source: AGHT+IEh1Bbk/DThNmwQX1a1P0K5A+VqFGwIb+W+IHmklxH8tFWIr0+VpYVV9/RIanpifdMejZ5YjA== X-Received: by 2002:a05:6a00:1951:b0:68f:ca4a:efd with SMTP id s17-20020a056a00195100b0068fca4a0efdmr3534941pfk.9.1696447614536; Wed, 04 Oct 2023 12:26:54 -0700 (PDT) Received: from tictac2.mtv.corp.google.com ([2620:15c:9d:2:9cce:13a8:f2b8:b799]) by smtp.gmail.com with ESMTPSA id d190-20020a6336c7000000b0057c29fec795sm3649151pga.37.2023.10.04.12.26.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Oct 2023 12:26:53 -0700 (PDT) From: Douglas Anderson To: Jakub Kicinski , Hayes Wang , "David S . Miller" Cc: linux-usb@vger.kernel.org, Alan Stern , Grant Grundler , Edward Hill , Douglas Anderson , =?UTF-8?q?Bj=C3=B8rn=20Mork?= , Eric Dumazet , Paolo Abeni , Simon Horman , linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH v2 3/5] r8152: Check for unplug in r8153b_ups_en() / r8153c_ups_en() Date: Wed, 4 Oct 2023 12:24:40 -0700 Message-ID: <20231004122435.v2.3.I6405b1587446c157c6d6263957571f2b11f330a7@changeid> X-Mailer: git-send-email 2.42.0.582.g8ccd20d70d-goog In-Reply-To: <20231004192622.1093964-1-dianders@chromium.org> References: <20231004192622.1093964-1-dianders@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" If the adapter is unplugged while we're looping in r8153b_ups_en() / r8153c_ups_en() we could end up looping for 10 seconds (20 ms * 500 loops). Add code similar to what's done in other places in the driver to check for unplug and bail. Signed-off-by: Douglas Anderson --- Changes in v2: - ("Check for unplug in r8153b_ups_en() / r8153c_ups_en()") new for v2. drivers/net/usb/r8152.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index fff2f9e67b5f..888d3884821e 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -3663,6 +3663,8 @@ static void r8153b_ups_en(struct r8152 *tp, bool enab= le) int i; =20 for (i =3D 0; i < 500; i++) { + if (test_bit(RTL8152_UNPLUG, &tp->flags)) + return; if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_BOOT_CTRL) & AUTOLOAD_DONE) break; @@ -3703,6 +3705,8 @@ static void r8153c_ups_en(struct r8152 *tp, bool enab= le) int i; =20 for (i =3D 0; i < 500; i++) { + if (test_bit(RTL8152_UNPLUG, &tp->flags)) + return; if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_BOOT_CTRL) & AUTOLOAD_DONE) break; --=20 2.42.0.582.g8ccd20d70d-goog