From: Randy Dunlap <rdun...@infradead.org>
Fix build errors when HW_RANDOM is not enabled:
drivers/built-in.o: In function `chaoskey_disconnect':
chaoskey.c:(.text+0x5f3f00): undefined reference to `hwrng_unregister'
drivers/built-in.o: In function `chaoskey_probe':
chaoskey.c:(.text+0x5f42a6): undefined reference to `hwrng_register'
Signed-off-by: Randy Dunlap <rdun...@infradead.org>
---
drivers/usb/misc/Kconfig | 1 +
1 file changed, 1 insertion(+)
--- linux-next-20150402.orig/drivers/usb/misc/Kconfig
+++ linux-next-20150402/drivers/usb/misc/Kconfig
@@ -258,6 +258,7 @@ config USB_LINK_LAYER_TEST
config USB_CHAOSKEY
tristate "ChaosKey random number generator driver support"
+ depends on HW_RANDOM
help
Say Y here if you want to connect an AltusMetrum ChaosKey to
your computer's USB port. The ChaosKey is a hardware random
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