On Thu, Jan 16, 2020 at 10:55:14PM +0100, mwilck@xxxxxxxx wrote:
> From: Martin Wilck <mwilck@xxxxxxxx>
Reviewed-by: Benjamin Marzinski <bmarzins@xxxxxxxxxx>
>
> This never-used variable must be declared extern in order to avoid
> a link stage error with -fno-common.
> ---
> libmultipath/structs.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libmultipath/structs.h b/libmultipath/structs.h
> index a3adf906..4bb567d3 100644
> --- a/libmultipath/structs.h
> +++ b/libmultipath/structs.h
> @@ -106,7 +106,7 @@ enum yes_no_undef_states {
> * _FIND_MULTIPATHS_F must have the same value as YNU_YES.
> * Generate a compile time error if that isn't the case.
> */
> -char ___error1___[-(_FIND_MULTIPATHS_F != YNU_YES)];
> +extern char ___error1___[-(_FIND_MULTIPATHS_F != YNU_YES)];
>
> #define find_multipaths_on(conf) \
> (!!((conf)->find_multipaths & _FIND_MULTIPATHS_F))
> --
> 2.24.1
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