on x86_64: drivers/char/random.c: In function 'add_device_attach_randomness': drivers/char/random.c:837:41: error: dereferencing pointer to incomplete type need to #include <linux/device.h> for struct device, I think. Yes, that works. --- From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Fix struct device build failure on x86_64 by including <linux/device.h>: drivers/char/random.c: In function 'add_device_attach_randomness': drivers/char/random.c:837:41: error: dereferencing pointer to incomplete type Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> --- drivers/char/random.c | 1 + 1 file changed, 1 insertion(+) --- linux-next-20131104.orig/drivers/char/random.c +++ linux-next-20131104/drivers/char/random.c @@ -240,6 +240,7 @@ #include <linux/kernel.h> #include <linux/major.h> #include <linux/string.h> +#include <linux/device.h> #include <linux/fcntl.h> #include <linux/slab.h> #include <linux/random.h> --- -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html