From: Matthias Brugger Date: Thu, 13 Feb 2020 20:19:46 +0000 (+0100) Subject: media: mtk-mdp: Check return value of of_clk_get X-Git-Tag: Ubuntu-5.10.0-12.13~3258^2~47 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=c6d8269700ff7cf763dce6ebebc5a2203c2cd455;p=mirror_ubuntu-hirsute-kernel.git media: mtk-mdp: Check return value of of_clk_get Check the return value of of_clk_get and print an error message if not EPROBE_DEFER. Signed-off-by: Matthias Brugger Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c index 9afe8161a8c0..14991685adb7 100644 --- a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c +++ b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c @@ -110,6 +110,12 @@ int mtk_mdp_comp_init(struct device *dev, struct device_node *node, for (i = 0; i < ARRAY_SIZE(comp->clk); i++) { comp->clk[i] = of_clk_get(node, i); + if (IS_ERR(comp->clk[i])) { + if (PTR_ERR(comp->clk[i]) != -EPROBE_DEFER) + dev_err(dev, "Failed to get clock\n"); + + return PTR_ERR(comp->clk[i]); + } /* Only RDMA needs two clocks */ if (comp->type != MTK_MDP_RDMA)