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powercap/dtpm: Move the 'root' reset place

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The 'root' node is checked everytime a dtpm node is destroyed.

When we reach the end of the hierarchy destruction function, we can
unconditionnaly set the 'root' node to NULL again.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Link: https://lore.kernel.org/r/20220130210210.549877-5-daniel.lezcano@linaro.org
This commit is contained in:
Daniel Lezcano 2022-01-30 22:02:07 +01:00
parent c404c64d64
commit 4712a236db
1 changed files with 2 additions and 3 deletions
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5
drivers/powercap/dtpm.c
View file

@ -184,9 +184,6 @@ int dtpm_release_zone(struct powercap_zone *pcz)
else
kfree(dtpm);
if (root == dtpm)
root = NULL;
return 0;
}
@ -656,6 +653,8 @@ void dtpm_destroy_hierarchy(void)
pct = NULL;
root = NULL;
out_unlock:
mutex_unlock(&dtpm_lock);
}