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cpuidle: Avoid assignment in if () argument

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Clean up cpuidle_enable_device() to avoid doing an assignment
in an expression evaluated as an argument of if (), which also
makes the code in question more readable.

Signed-off-by: Gaurav Jindal <gauravjindal1104@gmail.com>
[ rjw: Subject & changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Gaurav Jindal 2017-09-02 00:56:38 +05:30 committed by Rafael J. Wysocki
parent e7b06a09e7
commit 3fc74bd8a7
1 changed files with 5 additions and 3 deletions
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8
drivers/cpuidle/cpuidle.c
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@ -403,9 +403,11 @@ int cpuidle_enable_device(struct cpuidle_device *dev)
if (ret)
return ret;
if (cpuidle_curr_governor->enable &&
(ret = cpuidle_curr_governor->enable(drv, dev)))
goto fail_sysfs;
if (cpuidle_curr_governor->enable) {
ret = cpuidle_curr_governor->enable(drv, dev);
if (ret)
goto fail_sysfs;
}
smp_wmb();