On 01/10/2021 15:34, Dan Carpenter wrote:
This disables a lock which wasn't enabled and it does not disable
the first lock in the array.

Fixes: 6e0eb52eba9e ("drm/msm/dsi: Parse bus clocks from a list")
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

Reviewed-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>

We should probably switch this to bulk clk api.

---
  drivers/gpu/drm/msm/dsi/dsi_host.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c 
b/drivers/gpu/drm/msm/dsi/dsi_host.c
index e269df285136..c86b5090fae6 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -451,7 +451,7 @@ static int dsi_bus_clk_enable(struct msm_dsi_host *msm_host)
return 0;
  err:
-       for (; i > 0; i--)
+       while (--i >= 0)
                clk_disable_unprepare(msm_host->bus_clks[i]);
return ret;



--
With best wishes
Dmitry

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