[PATCH] drm/exynos/decon: fix disable clocks order

[Andrzej Hajda]

Decon requires that clocks should be disabled in reverse order. Otherwise
system hangs.

Signed-off-by: Andrzej Hajda <a.hajda at samsung.com>
---
 drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c 
b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 1bf6a21..98615e2 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -582,9 +582,9 @@ out:
 static int exynos5433_decon_suspend(struct device *dev)
 {
        struct decon_context *ctx = dev_get_drvdata(dev);
-       int i;
+       int i = ARRAY_SIZE(decon_clks_name);

-       for (i = 0; i < ARRAY_SIZE(decon_clks_name); i++)
+       while (--i >= 0)
                clk_disable_unprepare(ctx->clks[i]);

        return 0;
-- 
1.9.1