netdev - [PATCH 4/6] drm/exynos: fix missing resource cleanup in error case

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Date:   Sun, 29 May 2022 23:34:54 +0800
From:   Chengguang Xu <cgxu519@...ernel.net>
To:     netdev@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-scsi@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-media@...r.kernel.org
Cc:     Chengguang Xu <cgxu519@...ernel.net>
Subject: [PATCH 4/6] drm/exynos: fix missing resource cleanup in error case

Fix missing resource cleanup(when '(--i) == 0') for error case
in gsc_runtime_resume().

Signed-off-by: Chengguang Xu <cgxu519@...ernel.net>
---
 drivers/gpu/drm/exynos/exynos_drm_gsc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
index 964dceb28c1e..68ea92742b06 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
@@ -1342,7 +1342,7 @@ 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;
 		}
-- 
2.27.0