From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
In case of error, the function devm_clk_get() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
index 805f432..c3707d4 100644
--- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
+++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c
@@ -967,21 +967,21 @@ static int ade_dts_parse(struct platform_device *pdev, struct ade_hw_ctx *ctx)
}
ctx->ade_core_clk = devm_clk_get(dev, "clk_ade_core");
- if (!ctx->ade_core_clk) {
+ if (IS_ERR(ctx->ade_core_clk)) {
DRM_ERROR("failed to parse clk ADE_CORE\n");
- return -ENODEV;
+ return PTR_ERR(ctx->ade_core_clk);
}
ctx->media_noc_clk = devm_clk_get(dev, "clk_codec_jpeg");
- if (!ctx->media_noc_clk) {
+ if (IS_ERR(ctx->media_noc_clk)) {
DRM_ERROR("failed to parse clk CODEC_JPEG\n");
- return -ENODEV;
+ return PTR_ERR(ctx->media_noc_clk);
}
ctx->ade_pix_clk = devm_clk_get(dev, "clk_ade_pix");
- if (!ctx->ade_pix_clk) {
+ if (IS_ERR(ctx->ade_pix_clk)) {
DRM_ERROR("failed to parse clk ADE_PIX\n");
- return -ENODEV;
+ return PTR_ERR(ctx->ade_pix_clk);
}
return 0;
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