If vpu_clock_enable() fails, then call clk_unprepare().
This fixes this smatch warning:
drivers/media/platform/mediatek/vpu/mtk_vpu.c:1031 mtk_vpu_resume() warn: 'vpu->clk' from clk_prepare() not released on lines: 1020.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Cc: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
---
drivers/media/platform/mediatek/vpu/mtk_vpu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/media/platform/mediatek/vpu/mtk_vpu.c b/drivers/media/platform/mediatek/vpu/mtk_vpu.c
index 1a95958a1f90..4c8f5296d120 100644
--- a/drivers/media/platform/mediatek/vpu/mtk_vpu.c
+++ b/drivers/media/platform/mediatek/vpu/mtk_vpu.c
@@ -1018,6 +1018,7 @@ static int mtk_vpu_resume(struct device *dev)
clk_prepare(vpu->clk);
ret = vpu_clock_enable(vpu);
if (ret) {
+ clk_unprepare(vpu->clk);
dev_err(dev, "failed to enable vpu clock\n");
return ret;
}
--
2.39.2
