From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Return-Path: From: Wu Hao Subject: [PATCH v4 08/12] fpga: dfl: make uinit callback optional Date: Sun, 4 Aug 2019 18:20:18 +0800 Message-Id: <1564914022-3710-9-git-send-email-hao.wu@intel.com> In-Reply-To: <1564914022-3710-1-git-send-email-hao.wu@intel.com> References: <1564914022-3710-1-git-send-email-hao.wu@intel.com> To: gregkh@linuxfoundation.org, mdf@kernel.org, linux-fpga@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, linux-doc@vger.kernel.org, atull@kernel.org, Wu Hao List-ID: This patch makes uinit callback of sub features optional. With this change, people don't need to prepare any empty uinit callback. Signed-off-by: Wu Hao --- drivers/fpga/dfl.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/fpga/dfl.c b/drivers/fpga/dfl.c index 87eaef6..c0512af 100644 --- a/drivers/fpga/dfl.c +++ b/drivers/fpga/dfl.c @@ -259,7 +259,8 @@ void dfl_fpga_dev_feature_uinit(struct platform_device *pdev) dfl_fpga_dev_for_each_feature(pdata, feature) if (feature->ops) { - feature->ops->uinit(pdev, feature); + if (feature->ops->uinit) + feature->ops->uinit(pdev, feature); feature->ops = NULL; } } -- 1.8.3.1