From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753503AbcBJKsF (ORCPT ); Wed, 10 Feb 2016 05:48:05 -0500 Received: from mailout1.w1.samsung.com ([210.118.77.11]:19724 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752961AbcBJKr6 (ORCPT ); Wed, 10 Feb 2016 05:47:58 -0500 X-AuditID: cbfec7f5-f79b16d000005389-88-56bb155bb4a9 From: Marek Szyprowski To: linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Marek Szyprowski , Russell King - ARM Linux , Ulf Hansson , Tomeu Vizoso , Greg Kroah-Hartman , Dan Williams , Kukjin Kim , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v5 RESEND 1/5] drivers: nvdimm: ensure no negative value gets returned on positive match Date: Wed, 10 Feb 2016 11:47:26 +0100 Message-id: <1455101250-11327-2-git-send-email-m.szyprowski@samsung.com> X-Mailer: git-send-email 1.9.2 In-reply-to: <1455101250-11327-1-git-send-email-m.szyprowski@samsung.com> References: <1455101250-11327-1-git-send-email-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrDLMWRmVeSWpSXmKPExsVy+t/xy7rRorvDDPY/ErXYOGM9q8X0qRcY LZoXr2ezeP3C0KL/8Wtmi02Pr7FaXN41h81ixvl9TBa3L/NarD1yl92ib+0lNovja8MdeDxa mnvYPHbcXcLosXjPSyaPTas62TzuXNvD5rF/7hp2j81L6j36tqxi9Pi8SS6AM4rLJiU1J7Ms tUjfLoErY8nad2wFK9krLt18zNrAOIeti5GTQ0LAROLivEWsELaYxIV764HiXBxCAksZJfpn L2GCcJqYJO68WcIMUsUmYCjR9bYLrFtEIFti/t5udpAiZoH5zBIPV/WDjRIWyJLYe2YVWBGL gKpEf9syoDgHB6+Ah8SG5xYQ2+Qk/r9cwQQS5hTwlLiyNA8kLARU0bDmEPMERt4FjAyrGEVT S5MLipPSc430ihNzi0vz0vWS83M3MULC9OsOxqXHrA4xCnAwKvHw3jDZFSbEmlhWXJl7iFGC g1lJhHcS++4wId6UxMqq1KL8+KLSnNTiQ4zSHCxK4rwzd70PERJITyxJzU5NLUgtgskycXBK NTDqH8z+y2Ulqx0Ux5O0sTd5UuuqMxtuzduga1QQecCv+OYRId/tLZVfZT/dnDB9zYagBLeQ VWEMW1vMjuzdcP+G+qvXex/JG7xrPeSwSvrMlFsNT94y7/spmM/YJf8uTJHv143qk9s33Vu5 QLDEPH3l+87vTgsDrC5HbdFUTF8+JSzdfs/mHzMblViKMxINtZiLihMBYGX5q08CAAA= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dan Williams This patch ensures that existing bus match callbacks don't return negative values (which might be interpreted as potential errors in the future) in case of positive match. Signed-off-by: Dan Williams Signed-off-by: Marek Szyprowski --- drivers/nvdimm/bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c index 7e2c43f..2b2181c 100644 --- a/drivers/nvdimm/bus.c +++ b/drivers/nvdimm/bus.c @@ -62,7 +62,7 @@ static int nvdimm_bus_match(struct device *dev, struct device_driver *drv) { struct nd_device_driver *nd_drv = to_nd_device_driver(drv); - return test_bit(to_nd_device_type(dev), &nd_drv->type); + return !!test_bit(to_nd_device_type(dev), &nd_drv->type); } static struct module *to_bus_provider(struct device *dev) -- 1.9.2