From patchwork Mon Oct 16 13:09:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 735499 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4E28120B22 for ; Mon, 16 Oct 2023 13:09:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="dfok7jaf" Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E836BF5; Mon, 16 Oct 2023 06:09:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1697461787; x=1728997787; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=5wFq2LWIAxkbz3owrFJUzWLLHVZI7rE5EIksKjGKEtQ=; b=dfok7jafci87ko77G726DMhHigZPsbaTky0XT2Ty5RmmAqX4eGd/tCYq PDFXk8uRZ4JndD5CZa1XwuYAiTmJEk/L8wX+GfMT0Co7C5MYWoHJ5pSEM 1l/2MsvRg1P/uMW3M9DkG0NEO+uM3D+xqxxLFO+AIJuQ+ph49IJmfuVaq vm/kS8GnKCWpS+ejtKjQGQ/9M4Xc7haJ8UPTGOeQ8Lc34IFl+2YZdaKwV p56L/Ogj/OwYMhYYX1qG8kdmhQNq0I/NX2uTMiQZYkI60C6CT8dxmVER/ 97o/7WdwuIbL1FFK3DHum3kWIPDOR3nCmjkv1J1acZbX9ggvL5TQ4FQWp w==; X-IronPort-AV: E=McAfee;i="6600,9927,10863"; a="416590139" X-IronPort-AV: E=Sophos;i="6.03,229,1694761200"; d="scan'208";a="416590139" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2023 06:09:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10863"; a="759385503" X-IronPort-AV: E=Sophos;i="6.03,229,1694761200"; d="scan'208";a="759385503" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga007.fm.intel.com with ESMTP; 16 Oct 2023 06:09:43 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 10A7285E; Mon, 16 Oct 2023 16:09:42 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Mathias Nyman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Mathias Nyman , Greg Kroah-Hartman Subject: [PATCH v2 02/10] xhci: dbc: Convert to use sysfs_streq() Date: Mon, 16 Oct 2023 16:09:26 +0300 Message-Id: <20231016130934.1158504-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20231016130934.1158504-1-andriy.shevchenko@linux.intel.com> References: <20231016130934.1158504-1-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net It's standard approach to parse values from user space by using sysfs_streq(). Make driver use it. Signed-off-by: Andy Shevchenko --- drivers/usb/host/xhci-dbgcap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c index 9e9ce3711813..f505b79afe53 100644 --- a/drivers/usb/host/xhci-dbgcap.c +++ b/drivers/usb/host/xhci-dbgcap.c @@ -957,9 +957,9 @@ static ssize_t dbc_store(struct device *dev, xhci = hcd_to_xhci(dev_get_drvdata(dev)); dbc = xhci->dbc; - if (!strncmp(buf, "enable", 6)) + if (sysfs_streq(buf, "enable")) xhci_dbc_start(dbc); - else if (!strncmp(buf, "disable", 7)) + else if (sysfs_streq(buf, "disable")) xhci_dbc_stop(dbc); else return -EINVAL;