b43legacy: add firmware information to modinfo

This adds the firmware ID to modinfo.

The patch by Michael Buesch has been ported to b43legacy.

Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 53f7f2e..25b9b06 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -60,6 +60,8 @@
 MODULE_AUTHOR("Michael Buesch");
 MODULE_LICENSE("GPL");
 
+MODULE_FIRMWARE(B43legacy_SUPPORTED_FIRMWARE_ID);
+
 #if defined(CONFIG_B43LEGACY_DMA) && defined(CONFIG_B43LEGACY_PIO)
 static int modparam_pio;
 module_param_named(pio, modparam_pio, int, 0444);