Re: [PATCH] remoteproc: silence an uninitialized variable warning

From: Dan Carpenter
Date: Thu Apr 04 2019 - 05:37:05 EST


On Thu, Apr 04, 2019 at 02:47:39PM +0530, Mukesh Ojha wrote:
>
> On 4/4/2019 2:12 PM, Dan Carpenter wrote:
> > Smatch complains that "ret" might be uninitialized. I can see why it
> > generates the warning, but I don't know if it's actually possible.
> > Anyway initializing "ret" here is harmless.
> >
> > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> > ---
> > drivers/soc/qcom/mdt_loader.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c
> > index 1c488024c698..fc58d660692f 100644
> > --- a/drivers/soc/qcom/mdt_loader.c
> > +++ b/drivers/soc/qcom/mdt_loader.c
> > @@ -188,7 +188,7 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw,
> > if (reloc_base)
> > *reloc_base = mem_reloc;
> > -
> > + ret = 0;
>
>
> You are overriding the value here, better keep it at the start.

I like how I wrote it. It makes it clear that this is the success path.

regards,
dan carpenter