Re: [PATCH] bcm47xx: fix build regression

[Boris Brezillon]

On Tue, 30 May 2017 13:20:12 +0200
Arnd Bergmann <arnd@xxxxxxxx> wrote:

> An unknown change in the kernel headers caused a build regression
> in an MTD partition driver:
> 
> In file included from drivers/mtd/bcm47xxpart.c:12:0:
> include/linux/bcm47xx_nvram.h: In function 'bcm47xx_nvram_init_from_mem':
> include/linux/bcm47xx_nvram.h:27:10: error: 'ENOTSUPP' undeclared (first use in this function)
> 
> Clearly we want to include linux/errno.h here.
> 
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Acked-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>

> ---
>  include/linux/bcm47xx_nvram.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/linux/bcm47xx_nvram.h b/include/linux/bcm47xx_nvram.h
> index 2793652fbf66..a414a2b53e41 100644
> --- a/include/linux/bcm47xx_nvram.h
> +++ b/include/linux/bcm47xx_nvram.h
> @@ -8,6 +8,7 @@
>  #ifndef __BCM47XX_NVRAM_H
>  #define __BCM47XX_NVRAM_H
>  
> +#include <linux/errno.h>
>  #include <linux/types.h>
>  #include <linux/kernel.h>
>  #include <linux/vmalloc.h>