[PATCH v2] firmware_loader: simplfy builtin or module check

From: Luis Chamberlain
Date: Wed Jan 12 2022 - 11:01:00 EST


The existing check is outdated and confuses developers. Use the
already existing IS_REACHABLE() defined on kconfig.h which makes
the intention much clearer.

Reported-by: Borislav Petkov <bp@xxxxxxxxx>
Reported-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Suggested-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx>
---
include/linux/firmware.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/firmware.h b/include/linux/firmware.h
index 3b057dfc8284..ec2ccfebef65 100644
--- a/include/linux/firmware.h
+++ b/include/linux/firmware.h
@@ -34,7 +34,7 @@ static inline bool firmware_request_builtin(struct firmware *fw,
}
#endif

-#if defined(CONFIG_FW_LOADER) || (defined(CONFIG_FW_LOADER_MODULE) && defined(MODULE))
+#if IS_REACHABLE(CONFIG_FW_LOADER)
int request_firmware(const struct firmware **fw, const char *name,
struct device *device);
int firmware_request_nowarn(const struct firmware **fw, const char *name,
--
2.34.1