Staging: bcm: return -EFAULT on copy_to_user() errors

bcm/InterfaceDld.c had a couple places which returned the number of
bytes remaining instead of -EFAULT.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
1 file changed