[PATCH 1/1] x86: sizeof-array-div error in lpc_common_early_init

Bin Meng bmeng.cn at gmail.com
Thu Feb 25 14:30:53 CET 2021


On Thu, Feb 25, 2021 at 9:18 PM Bin Meng <bmeng.cn at gmail.com> wrote:
>
> On Sat, Feb 20, 2021 at 5:05 PM Heinrich Schuchardt <xypron.glpk at gmx.de> wrote:
> >
> > Building qemu-x86_64_defconfig with GCC 11.0 fails with:
> >
> > arch/x86/cpu/intel_common/lpc.c:
> > In function ‘lpc_common_early_init’:
> > arch/x86/cpu/intel_common/lpc.c:56:40:
> > error: expression does not compute the number of elements in this array;
> > element type is ‘struct reg_info’, not ‘u32’ {aka ‘unsigned int’}
> > [-Werror=sizeof-array-div]
> >    56 |                         sizeof(values) / sizeof(u32));
> >       |                                        ^
> > arch/x86/cpu/intel_common/lpc.c:56:40: note: add parentheses around the
> > second ‘sizeof’ to silence this warning
> > arch/x86/cpu/intel_common/lpc.c:50:11: note: array ‘values’ declared here
> >    50 |         } values[4], *ptr;
> >       |           ^~~~~~
> >
> > Add parentheses to silence warning.
> >
> > Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> > ---
> >  arch/x86/cpu/intel_common/lpc.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
>
> Reviewed-by: Bin Meng <bmeng.cn at gmail.com>

applied to u-boot-x86, thanks!


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