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Subject[PATCH] PM / domains: Fix 'may be used uninitialized' build warning
Date
This patch fixes the following gcc warning:

drivers/base/power/domain.c: In function ‘genpd_runtime_resume’:
drivers/base/power/domain.c:642:14: warning: ‘time_start’ may be used
uninitialized in this function [-Wmaybe-uninitialized]
elapsed_ns = ktime_to_ns(ktime_sub(ktime_get(), time_start)

The same problem (in another function in this same file) was fixed in
commit d33d5a6c88fc (avoid spurious "may be used uninitialized" warning)

Signed-off-by: Augusto Mecking Caringi <augustocaringi@gmail.com>
---
drivers/base/power/domain.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index a5e1262..2997026 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -626,6 +626,7 @@ static int genpd_runtime_resume(struct device *dev)

out:
/* Measure resume latency. */
+ time_start = 0;
if (timed && runtime_pm)
time_start = ktime_get();

--
2.7.4
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