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SubjectRe: [PATCH] driver core: firmware loader: fix build error
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Hi Arnd,

Thanks for the fix.

On Tue, Jun 4, 2013 at 7:53 PM, Arnd Bergmann <arnd@arndb.de> wrote:
> Patch af5bc11e9 "driver core: firmware loader: kill FW_ACTION_NOHOTPLUG
> requests before suspend" caused a regression for the case where
> CONFIG_FW_LOADER_USER_HELPER is not enabled, because it adds
> references to code that is not available in that configuration:
>
> drivers/base/firmware_class.c: In function 'kill_requests_without_uevent':
> drivers/base/firmware_class.c:1424:49: error: 'struct firmware_buf' has no member named 'pending_list'
> list_for_each_entry_safe(buf, next, &pending_fw_head, pending_list) {
> drivers/base/firmware_class.c:1426:5: error: implicit declaration of function 'fw_load_abort' [-Werror=implicit-function-declaration]
>
> This fixes the build error by making the new code conditional
> as well. Found using ARM ape6evm_defconfig on today's linux-next.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Cc: Ming Lei <ming.lei@canonical.com>
> Cc: Takashi Iwai <tiwai@suse.de>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>
> diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
> index c415043..6cca468 100644
> --- a/drivers/base/firmware_class.c
> +++ b/drivers/base/firmware_class.c
> @@ -1417,6 +1417,7 @@ static void __device_uncache_fw_images(void)
> /* kill pending requests without uevent to avoid blocking suspend */
> static void kill_requests_without_uevent(void)
> {
> +#ifdef CONFIG_FW_LOADER_USER_HELPER
> struct firmware_buf *buf;
> struct firmware_buf *next;
>
> @@ -1426,6 +1427,7 @@ static void kill_requests_without_uevent(void)
> fw_load_abort(buf);
> }
> mutex_unlock(&fw_lock);
> +#endif

Fenggang's kbuild robot captured the build failure, and a similar fix patch
has been posted out:

http://marc.info/?l=linux-kernel&m=137031139632564&w=2

Thanks,
--
Ming Lei


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