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ARM: OMAP2+: powerdomain: pwrdm_for_each_clkdm iterate only valid clkdms

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No need to invoke callback when the clkdm pointer is NULL.

Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
This commit is contained in:
Nishanth Menon 2014-06-06 19:36:41 -05:00
parent 9f5dc91b69
commit 13bbffd4eb
1 changed files with 2 additions and 1 deletions
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3
arch/arm/mach-omap2/powerdomain.c
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@ -546,7 +546,8 @@ int pwrdm_for_each_clkdm(struct powerdomain *pwrdm,
return -EINVAL; return -EINVAL;
for (i = 0; i < PWRDM_MAX_CLKDMS && !ret; i++) for (i = 0; i < PWRDM_MAX_CLKDMS && !ret; i++)
ret = (*fn)(pwrdm, pwrdm->pwrdm_clkdms[i]); if (pwrdm->pwrdm_clkdms[i])
ret = (*fn)(pwrdm, pwrdm->pwrdm_clkdms[i]);
return ret; return ret;
} }