Commit ac19c4c3 authored by Gustavo A. R. Silva's avatar Gustavo A. R. Silva Committed by Kent Overstreet
Browse files

bcachefs: Use array_size() in call to copy_from_user() 



Use array_size() helper, instead of the open-coded version in
call to copy_from_user().

Signed-off-by: default avatarGustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 038fecc0

fs/bcachefs/chardev.c

+2 −1
Original line number Diff line number Diff line
@@ -360,7 +360,8 @@ static long bch2_ioctl_fsck_offline(struct bch_ioctl_fsck_offline __user *user_a 
	init_waitqueue_head(&thr->output.wait);

	darray_init(&thr->output2);



	if (copy_from_user(devs, &user_arg->devs[0], sizeof(user_arg->devs[0]) * arg.nr_devs)) {

	if (copy_from_user(devs, &user_arg->devs[0],

			   array_size(sizeof(user_arg->devs[0]), arg.nr_devs))) {

		ret = -EINVAL;

		goto err;

	}