Message ID | 20230808-um_hostaudio-v1-1-3d40fbe1fb1e@google.com |
---|---|
State | Superseded |
Headers | show |
Series | uml: audio: fix -Wmissing-variable-declarations | expand |
On Tue, Aug 8, 2023 at 10:21 AM Nick Desaulniers <ndesaulniers@google.com> wrote: > > I'm looking to enable -Wmissing-variable-declarations behind W=1. 0day > bot spotted the following instance: > > arch/um/drivers/hostaudio_kern.c:316:3: warning: no previous extern > declaration for non-static variable 'module_data' > [-Wmissing-variable-declarations] > } module_data; > ^ > arch/um/drivers/hostaudio_kern.c:313:1: note: declare 'static' if the > variable is not intended to be used outside of this translation unit > struct { > ^ > > This symbol is not referenced by more than one translation unit, so give > it static storage. > > Reported-by: kernel test robot <lkp@intel.com> > Closes: https://lore.kernel.org/llvm/202308081000.tTL1ElTr-lkp@intel.com/ ^ D'oh, wrong report, this should be https://lore.kernel.org/llvm/202308081050.sZEw4cQ5-lkp@intel.com/ Resending. > Signed-off-by: Nick Desaulniers <ndesaulniers@google.com> > --- > arch/um/drivers/hostaudio_kern.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/um/drivers/hostaudio_kern.c b/arch/um/drivers/hostaudio_kern.c > index 5b064d360cb7..c42b793bce65 100644 > --- a/arch/um/drivers/hostaudio_kern.c > +++ b/arch/um/drivers/hostaudio_kern.c > @@ -310,7 +310,7 @@ static const struct file_operations hostmixer_fops = { > .release = hostmixer_release, > }; > > -struct { > +static struct { > int dev_audio; > int dev_mixer; > } module_data; > > --- > base-commit: 14f9643dc90adea074a0ffb7a17d337eafc6a5cc > change-id: 20230808-um_hostaudio-21d7207deaed > > Best regards, > -- > Nick Desaulniers <ndesaulniers@google.com> >
diff --git a/arch/um/drivers/hostaudio_kern.c b/arch/um/drivers/hostaudio_kern.c index 5b064d360cb7..c42b793bce65 100644 --- a/arch/um/drivers/hostaudio_kern.c +++ b/arch/um/drivers/hostaudio_kern.c @@ -310,7 +310,7 @@ static const struct file_operations hostmixer_fops = { .release = hostmixer_release, }; -struct { +static struct { int dev_audio; int dev_mixer; } module_data;
I'm looking to enable -Wmissing-variable-declarations behind W=1. 0day bot spotted the following instance: arch/um/drivers/hostaudio_kern.c:316:3: warning: no previous extern declaration for non-static variable 'module_data' [-Wmissing-variable-declarations] } module_data; ^ arch/um/drivers/hostaudio_kern.c:313:1: note: declare 'static' if the variable is not intended to be used outside of this translation unit struct { ^ This symbol is not referenced by more than one translation unit, so give it static storage. Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/llvm/202308081000.tTL1ElTr-lkp@intel.com/ Signed-off-by: Nick Desaulniers <ndesaulniers@google.com> --- arch/um/drivers/hostaudio_kern.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: 14f9643dc90adea074a0ffb7a17d337eafc6a5cc change-id: 20230808-um_hostaudio-21d7207deaed Best regards,