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drm/exynos: gsc: minor fix for loop iteration in gsc_runtime_resume

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[ Upstream commit 4050957c7c2c14aa795dbf423b4180d5ac04e113 ]

Do not forget to call clk_disable_unprepare() on the first element of
ctx->clocks array.

Found by Linux Verification Center (linuxtesting.org).

Fixes: 8b7d3ec83aba ("drm/exynos: gsc: Convert driver to IPP v2 core API")
Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
Reviewed-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Fedor Pchelkin 2023-12-20 12:53:15 +03:00 committed by Ksawlii
parent 1a95318e87
commit 449a4eb5b1
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/exynos/exynos_drm_gsc.c
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@ -1344,7 +1344,7 @@ static int __maybe_unused gsc_runtime_resume(struct device *dev)
for (i = 0; i < ctx->num_clocks; i++) {
ret = clk_prepare_enable(ctx->clocks[i]);
if (ret) {
while (--i > 0)
while (--i >= 0)
clk_disable_unprepare(ctx->clocks[i]);
return ret;
}