Re: [PATCH] soc: qcom: smem: use correct format characters

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Hi Arnd,
Would you be able to merge this patch through the arm-soc tree? The
maintainers appear to be MIA here.
https://lore.kernel.org/lkml/20220321174912.164113-1-morbo@xxxxxxxxxx/

On Fri, Jun 3, 2022 at 2:03 PM Justin Stitt <jstitt007@xxxxxxxxx> wrote:
>
> On Mon, Mar 21, 2022 at 10:49:12AM -0700, Bill Wendling wrote:
> > When compiling with -Wformat, clang emits the following warnings:
> >
> > drivers/soc/qcom/smem.c:847:41: warning: format specifies type 'unsigned
> > short' but the argument has type 'unsigned int' [-Wformat]
> >                         dev_err(smem->dev, "bad host %hu\n", remote_host);
> >                                                      ~~~     ^~~~~~~~~~~
> >                                                      %u
> > ./include/linux/dev_printk.h:144:65: note: expanded from macro 'dev_err'
> >         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
> >                                                                ~~~     ^~~~~~~~~~~
> > ./include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap'
> >                 _p_func(dev, fmt, ##__VA_ARGS__);                       \
> >                              ~~~    ^~~~~~~~~~~
> > drivers/soc/qcom/smem.c:852:47: warning: format specifies type 'unsigned
> > short' but the argument has type 'unsigned int' [-Wformat]
> >                         dev_err(smem->dev, "duplicate host %hu\n", remote_host);
> >                                                            ~~~     ^~~~~~~~~~~
> >                                                            %u
> > ./include/linux/dev_printk.h:144:65: note: expanded from macro 'dev_err'
> >         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
> >                                                                ~~~     ^~~~~~~~~~~
> > ./include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap'
> >                 _p_func(dev, fmt, ##__VA_ARGS__);                       \
> >                              ~~~    ^~~~~~~~~~~
> >
> > The types of these arguments are unconditionally defined, so this patch
> > updates the format character to the correct one and change type of
> > remote_host to "u16" to match with other types.
> >
>
> This patch LGTM and fixes -Wformat warning.
>
> Tested-by: Justin Stitt <jstitt007@xxxxxxxxx>
> Reviewed-by: Justin Stitt <jstitt007@xxxxxxxxx>
>
> > Link: https://github.com/ClangBuiltLinux/linux/issues/378
> > Signed-off-by: Bill Wendling <morbo@xxxxxxxxxx>
> > ---
> >  drivers/soc/qcom/smem.c | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
> > index e2057d8f1eff..9dd325df5682 100644
> > --- a/drivers/soc/qcom/smem.c
> > +++ b/drivers/soc/qcom/smem.c
> > @@ -819,7 +819,7 @@ qcom_smem_enumerate_partitions(struct qcom_smem *smem, u16 local_host)
> >       struct smem_partition_header *header;
> >       struct smem_ptable_entry *entry;
> >       struct smem_ptable *ptable;
> > -     unsigned int remote_host;
> > +     u16 remote_host;
> >       u16 host0, host1;
> >       int i;
> >
> > @@ -844,12 +844,12 @@ qcom_smem_enumerate_partitions(struct qcom_smem *smem, u16 local_host)
> >                       continue;
> >
> >               if (remote_host >= SMEM_HOST_COUNT) {
> > -                     dev_err(smem->dev, "bad host %hu\n", remote_host);
> > +                     dev_err(smem->dev, "bad host %u\n", remote_host);
> >                       return -EINVAL;
> >               }
> >
> >               if (smem->partitions[remote_host]) {
> > -                     dev_err(smem->dev, "duplicate host %hu\n", remote_host);
> > +                     dev_err(smem->dev, "duplicate host %u\n", remote_host);
> >                       return -EINVAL;
> >               }
> >
> > --
> > 2.35.1.894.gb6a874cedc-goog
> >
> >
>


-- 
Thanks,
~Nick Desaulniers



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