HID: u2fzero: fix compiling error in u2fzero_probe()

There is one compiling error in u2fzero_probe()->u2fzero_init_hwrng(),
this is because HW_RANDOM is not set.

drivers/hid/hid-u2fzero.o: In function `u2fzero_probe':
hid-u2fzero.c:(.text+0xc70): undefined reference to `devm_hwrng_register'

Fixes: 42337b9d4d958("HID: add driver for U2F Zero built-in LED and RNG")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Mao Wenan <maowenan@huawei.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index b090d425ff220679172116ef58e5e4328660a6bc..a0c678d28af0e6d1c4a3bd428c9c9e8d5f95a86a 100644 (file)
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -1007,6 +1007,7 @@ config HID_U2FZERO
        tristate "U2F Zero LED and RNG support"
        depends on USB_HID
        depends on LEDS_CLASS
+       depends on HW_RANDOM
        help
          Support for the LED of the U2F Zero device.