On Mon, Mar 23, 2026 at 12:54:22PM +0530, Venkat Rao Bagalkote wrote: > drivers/char/nvram.c defines a static mutex 'nvram_mutex' which is never > used. This results in a compiler warning on linux-next builds: > > warning: 'nvram_mutex' defined but not used [-Wunused-variable] > > Remove the unused definition to avoid the warning. > > Signed-off-by: Venkat Rao Bagalkote <[email protected]> > --- > drivers/char/nvram.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/char/nvram.c b/drivers/char/nvram.c > index 9eff426a9286..2ce3307663ed 100644 > --- a/drivers/char/nvram.c > +++ b/drivers/char/nvram.c > @@ -53,7 +53,7 @@ > #include <asm/nvram.h> > #endif > > -static DEFINE_MUTEX(nvram_mutex); > +static __maybe_unused DEFINE_MUTEX(nvram_mutex);
If it is never used, why not actually delete it? This just papers over the real issue :( thanks, greg k-h
