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

[Bin Meng]

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>