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Subject[PATCH RFT v2 2/3] drm/panfrost: call dev_pm_opp_of_remove_table() in all error-paths
Date
If devfreq_recommended_opp() fails we need to undo
dev_pm_opp_of_add_table() by calling dev_pm_opp_of_remove_table() (just
like we do it in the other error-path below).

Fixes: f3ba91228e8e91 ("drm/panfrost: Add initial panfrost driver")
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
drivers/gpu/drm/panfrost/panfrost_devfreq.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 1471588763ce..170f6c8c9651 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -93,8 +93,10 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev)
cur_freq = clk_get_rate(pfdev->clock);

opp = devfreq_recommended_opp(dev, &cur_freq, 0);
- if (IS_ERR(opp))
+ if (IS_ERR(opp)) {
+ dev_pm_opp_of_remove_table(dev);
return PTR_ERR(opp);
+ }

panfrost_devfreq_profile.initial_freq = cur_freq;
dev_pm_opp_put(opp);
--
2.24.1
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