Subject: Re: linux-next: build failure after merge of the sound tree

From: Takashi Iwai <[email-masked]>
Date: Wed, 17 May 2017 07:30:17 +0200

On Wed, 17 May 2017 03:29:21 +0200,
Stephen Rothwell wrote:
> 
> Hi Takashi,
> 
> After merging the sound tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> In file included from include/linux/delay.h:21:0,
>                  from sound/pcmcia/vx/vxp_ops.c:23:
> sound/pcmcia/vx/vxp_ops.c: In function 'vxp_dma_read':
> sound/pcmcia/vx/vxp_ops.c:406:43: error: '_chip' undeclared (first use in this function)
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                            ^
> include/linux/kernel.h:854:49: note: in definition of macro 'container_of'
>   const typeof( ((type *)0)->member ) *__mptr = (ptr); \
>                                                  ^
> sound/pcmcia/vx/vxp_ops.c:406:31: note: in expansion of macro 'to_vxpocket'
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                ^
> sound/pcmcia/vx/vxp_ops.c:406:43: note: each undeclared identifier is reported only once for each function it appears in
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                            ^
> include/linux/kernel.h:854:49: note: in definition of macro 'container_of'
>   const typeof( ((type *)0)->member ) *__mptr = (ptr); \
>                                                  ^
> sound/pcmcia/vx/vxp_ops.c:406:31: note: in expansion of macro 'to_vxpocket'
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                ^
> sound/pcmcia/vx/vxp_ops.c: In function 'vx_set_mic_boost':
> sound/pcmcia/vx/vxp_ops.c:470:43: error: '_chip' undeclared (first use in this function)
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                            ^
> include/linux/kernel.h:854:49: note: in definition of macro 'container_of'
>   const typeof( ((type *)0)->member ) *__mptr = (ptr); \
>                                                  ^
> sound/pcmcia/vx/vxp_ops.c:470:31: note: in expansion of macro 'to_vxpocket'
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                ^
> sound/pcmcia/vx/vxp_ops.c: In function 'vx_set_mic_level':
> sound/pcmcia/vx/vxp_ops.c:512:43: error: '_chip' undeclared (first use in this function)
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                            ^
> include/linux/kernel.h:854:49: note: in definition of macro 'container_of'
>   const typeof( ((type *)0)->member ) *__mptr = (ptr); \
>                                                  ^
> sound/pcmcia/vx/vxp_ops.c:512:31: note: in expansion of macro 'to_vxpocket'
>   struct snd_vxpocket *pchip = to_vxpocket(_chip);
>                                ^
> 
> Caused by commit
> 
>   7c46696e8fef ("ALSA: vxpocket: Use container_of()")
> 
> I have used the sound tree from next-20170516 for today.

My bad, I applied the wrong version of the patch.
Now fixed and pushed out.

thanks,

Takashi