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authorMatthias Brugger <mbrugger@suse.com>2020-02-13 23:19:46 +0300
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-03-12 19:28:01 +0300
commitc6d8269700ff7cf763dce6ebebc5a2203c2cd455 (patch)
tree266e1e3bceeebea9f531f5e4bba7e9a26b65c835 /drivers/media
parenta5e72cfa6a75361da69bfb9177ddf7ef7303c1e3 (diff)
downloadlinux-c6d8269700ff7cf763dce6ebebc5a2203c2cd455.tar.xz
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 <mbrugger@suse.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/platform/mtk-mdp/mtk_mdp_comp.c6
1 files changed, 6 insertions, 0 deletions
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)