From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793955797; b=CM1puBuVQm8CQwm2eyGIdFmO0PhRIRVvBeT+K6hc4CM4Zh+AgBvT4DmxHRIA2HCy66rP uKNGB+1qor3QbkByF2y8dXpfOs+Iz2NnwiIXtLiJCOKJ5CbA51hJcGZKNSYIyVYE5j5FI RKEv1ucIWRQ3XXZaMOyqJJmkQmxTq+Fpk55ZviR5lnBLP8ykR1tK95zDw8BvXQl6YupNl UU2T24HN86jvCRjrG803jB/LXbSUsrBfcm//Zjss52pXzAe6/L9ges5sTVCpCx7EUDNTM JhRrA6HrzTDUg/lTMhzS/Z5Ta1FMV7jtLZvXE2XEJ01Z57gNANaiVO3bYEYT7FaDOGg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793955797; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: MIME-Version:X-Developer-Signature:X-Developer-Key: Content-Transfer-Encoding; bh=Mqv/K8DUVr9IpM3Rb+n6/zt8hfdZ+2BbUXAXIg8tKGE=; b=T1+1H5Baj0hiSTVRPjlbi+gDloi1o6YAlsSZl3keBjSwReWQOOuoLhQgmRrGZT2BlTdO eU4ko6kMIE2sBEUezJBUwBq+ZmpOh3/bHp5aNpp/XOTpavRn0QDNGEmoSwOMY1l/ZNKnM nK0l4/FaqsYsOOXexQzwy+fWbRgTmNSdWDDHWVZD9skUwu5BHWB38GhP6Ho6CTWuxCJTe gkWWZsPM79V69eC7OHDqt//WSyLDaLhNNdLwQIXfYioUKNUW4+ymaJYHnVTaaApSSZIMG aMN03QV3E4J/mSC8I7I0Y9qL80UoEyS2+3hH3yEjSPBtKfqSkymEj0iUuGMZ/W8ynUA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Sk6ACDg6; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AEBC9606A326; Fri, 6 Nov 2026 09:03:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Sk6ACDg6 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 379D61F008A1; Fri, 6 Nov 2026 09:03:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793955796; bh=Mqv/K8DUVr9IpM3Rb+n6/zt8hfdZ+2BbUXAXIg8tKGE=; h=From:To:Cc:Subject:Date; b=Sk6ACDg6zvIjYbhN3RkQadFKTLivzBxWLPZfyLIhNHsRo82wjDoaAtipssneygZXJ ZyPYKTu9z/Hn7pY4XtwcRJyn7dy5hyz34CiV9ZGMHGLSPZo725Bs2gfXrTyjadIrv+ xXUqsieQhnITzcOVtaxbGXbMxiqzKPumjmQe3yrGgvg1jnewc7p1woien8ZuynsP7X HyOOG17w0s0BSYZn9OVEwCkfEU4F6YXa4cOFiq+z7jzm0A7QsA9i6sxnf1qFNbXn6Z 3JnfRjgOI2lhD60fawAWSn37yqrUk82Roxrd3ju/Cqgrbg7mwZUy4pGTLu11aUI+bE +mZA2CHqFFSVw== From: Thorsten Blum To: Johan Hovold , Greg Kroah-Hartman Cc: Thorsten Blum , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] USB: serial: console: use isdigit() in usb_console_setup() Date: Fri, 6 Nov 2026 10:03:05 +0100 Message-ID: <20261106090304.2410-2-blum@kernel.org> X-Mailer: git-send-email 2.56.0 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=865; i=blum@kernel.org; h=from:subject; bh=KxbJ4wPcdKVwMNjJSVQtpG7QhliVGIr0HwmK+ZZHO5Y=; b=owGbwMvMwCUWt7pQ4caZUj3G02pJDFlvp59oqvPuf7MxYl3DthNPr35y0Pu2ye+tt6um95J3z FbHc4smd5SyMIhxMciKKbI8mPVjhm9pTeUmk4idMHNYmUCGMHBxCsBEfl5n+F9f+zbVTrdvzaPO SDmxbtXXdpYndkjULZicL1Dut3Gv2TGGv4IfGmbeTfdPur/+SkqlMUtV6SxdjsPZ2adub3m255U XEzMA X-Developer-Key: i=blum@kernel.org; a=openpgp; fpr=1D60735E8AEF3BE473B69D84733678FD8DFEEAD4 Content-Transfer-Encoding: 8bit Use isdigit() to replace the open-coded implementation. Signed-off-by: Thorsten Blum --- drivers/usb/serial/console.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 29f09190846e..25ea57c8fd3f 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include #include @@ -70,7 +71,7 @@ static int usb_console_setup(struct console *co, char *options) if (options) { baud = simple_strtoul(options, NULL, 10); s = options; - while (*s >= '0' && *s <= '9') + while (isdigit(*s)) s++; if (*s) parity = *s++;