Re: [PATCH] firmware_loader: rework crypto dependencies

[Luis Chamberlain]

On Fri, Apr 14, 2023 at 10:03:07AM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
> 
> The crypto dependencies for the firmwware loader are incomplete,
> in particular a built-in FW_LOADER fails to link against a modular
> crypto hash driver:
> 
> ld.lld: error: undefined symbol: crypto_alloc_shash
> ld.lld: error: undefined symbol: crypto_shash_digest
> ld.lld: error: undefined symbol: crypto_destroy_tfm
> >>> referenced by main.c
> >>>               drivers/base/firmware_loader/main.o:(fw_log_firmware_info) in archive vmlinux.a
> 
> Rework this to use the usual 'select' from the driver module,
> to respect the built-in vs module dependencies, and add a
> more verbose crypto dependency to the debug option to prevent
> configurations that lead to a link failure.
> 
> Fixes: 02fe26f25325 ("firmware_loader: Add debug message with checksum for FW file")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Acked-by: Luis Chamberlain <mcgrof@xxxxxxxxxx>

  Luis