From: Ezequiel Garcia Date: Thu, 2 Apr 2020 19:45:02 +0000 (+0200) Subject: media: rkisp1: Get rid of unused variable warning X-Git-Tag: v5.8-rc1~10^2~390 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=f661aaa007aa411ecd088e99864926adc968c510;p=linux-block.git media: rkisp1: Get rid of unused variable warning If CONFIG_OF is not selected, the compiler will complain: drivers/staging/media/rkisp1/rkisp1-dev.c: In function ‘rkisp1_probe’: drivers/staging/media/rkisp1/rkisp1-dev.c:457:22: warning: unused variable ‘node’ [-Wunused-variable] 457 | struct device_node *node = pdev->dev.of_node; Rework the code slightly and make the compiler happy. Suggested-by: Robin Murphy Signed-off-by: Ezequiel Garcia Acked-by: Helen Koike Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/staging/media/rkisp1/rkisp1-dev.c b/drivers/staging/media/rkisp1/rkisp1-dev.c index b1b3c058e957..3f6285709352 100644 --- a/drivers/staging/media/rkisp1/rkisp1-dev.c +++ b/drivers/staging/media/rkisp1/rkisp1-dev.c @@ -454,16 +454,17 @@ static void rkisp1_debug_init(struct rkisp1_device *rkisp1) static int rkisp1_probe(struct platform_device *pdev) { - struct device_node *node = pdev->dev.of_node; const struct rkisp1_match_data *clk_data; - const struct of_device_id *match; struct device *dev = &pdev->dev; struct rkisp1_device *rkisp1; struct v4l2_device *v4l2_dev; unsigned int i; int ret, irq; - match = of_match_node(rkisp1_of_match, node); + clk_data = of_device_get_match_data(&pdev->dev); + if (!clk_data) + return -ENODEV; + rkisp1 = devm_kzalloc(dev, sizeof(*rkisp1), GFP_KERNEL); if (!rkisp1) return -ENOMEM; @@ -487,7 +488,6 @@ static int rkisp1_probe(struct platform_device *pdev) } rkisp1->irq = irq; - clk_data = match->data; for (i = 0; i < clk_data->size; i++) rkisp1->clks[i].id = clk_data->clks[i];