Messages in this thread | | | Date | Thu, 28 Sep 2017 15:53:37 +0300 | From | Dan Carpenter <> | Subject | Re: [PATCH] staging: fsl-mc/dpio: Fix incorrect comparison |
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On Thu, Sep 28, 2017 at 03:48:36PM +0300, Dan Carpenter wrote: > On Wed, Sep 27, 2017 at 12:57:28PM -0500, Ioana Radulescu wrote: > > diff --git a/drivers/staging/fsl-mc/bus/dpio/dpio-service.c b/drivers/staging/fsl-mc/bus/dpio/dpio-service.c > > index f809682..26922fc 100644 > > --- a/drivers/staging/fsl-mc/bus/dpio/dpio-service.c > > +++ b/drivers/staging/fsl-mc/bus/dpio/dpio-service.c > > @@ -76,7 +76,7 @@ static inline struct dpaa2_io *service_select_by_cpu(struct dpaa2_io *d, > > if (d) > > return d; > > > > - if (unlikely(cpu >= num_possible_cpus())) > > + if (unlikely(cpu >= (int)num_possible_cpus())) > > > Drivers shouldn't use likely/unlikley. Please write it more explicitly > like this: > > if (cpu != -1 && cpu >= num_possible_cpus())
This would probably be more readable as a define.
if (cpu != DPAA_ANY_CPU && cpu >= num_possible_cpus()) return NULL;
regards, dan carpenter
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