[PATCH v7 06/13] media: mtk-mdp: Check return value of of_clk_get
From: matthias.bgg@kernel.org
Date: 2020-02-13 20:20:37
Also in:
dri-devel, linux-clk, linux-devicetree, linux-media, linux-mediatek, lkml
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
From: Matthias Brugger <mbrugger@suse.com> 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> --- Changes in v7: - fix check of return value of of_clk_get - fix identation Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/media/platform/mtk-mdp/mtk_mdp_comp.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c
index 0c4788af78dd..58abfbdfb82d 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)
--
2.24.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel