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* PATCH v2] PM / OPP: silence an uninitialized variable warning
@ 2018-05-16  9:52 Dan Carpenter
  2018-05-16 10:12 ` Viresh Kumar
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2018-05-16  9:52 UTC (permalink / raw)
  To: kernel-janitors

Smatch complains that it's possible we print "rate" in the debug output
when it hasn't been initialized.  It should be zero on that path.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
v2: fix it a different way

diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index 7026e9f484ea..6d15f05bfc28 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -287,7 +287,7 @@ static int _opp_add_static_v2(struct opp_table *opp_table, struct device *dev,
 			      struct device_node *np)
 {
 	struct dev_pm_opp *new_opp;
-	u64 rate;
+	u64 rate = 0;
 	u32 val;
 	int ret;
 	bool rate_not_available = false;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: PATCH v2] PM / OPP: silence an uninitialized variable warning
  2018-05-16  9:52 PATCH v2] PM / OPP: silence an uninitialized variable warning Dan Carpenter
@ 2018-05-16 10:12 ` Viresh Kumar
  0 siblings, 0 replies; 2+ messages in thread
From: Viresh Kumar @ 2018-05-16 10:12 UTC (permalink / raw)
  To: kernel-janitors

On 16-05-18, 12:52, Dan Carpenter wrote:
> Smatch complains that it's possible we print "rate" in the debug output
> when it hasn't been initialized.  It should be zero on that path.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> v2: fix it a different way
> 
> diff --git a/drivers/opp/of.c b/drivers/opp/of.c
> index 7026e9f484ea..6d15f05bfc28 100644
> --- a/drivers/opp/of.c
> +++ b/drivers/opp/of.c
> @@ -287,7 +287,7 @@ static int _opp_add_static_v2(struct opp_table *opp_table, struct device *dev,
>  			      struct device_node *np)
>  {
>  	struct dev_pm_opp *new_opp;
> -	u64 rate;
> +	u64 rate = 0;
>  	u32 val;
>  	int ret;
>  	bool rate_not_available = false;

Applied and added the Fixes tag as well.

-- 
viresh

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2018-05-16  9:52 PATCH v2] PM / OPP: silence an uninitialized variable warning Dan Carpenter
2018-05-16 10:12 ` Viresh Kumar

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