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Commit 9d319522 authored by Jonathan Corbet's avatar Jonathan Corbet
Browse files

tun: fasync BKL pushdown 



Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent 743115ee

drivers/net/tun.c

+7 −4
Original line number Diff line number Diff line
@@ -782,18 +782,21 @@ static int tun_chr_fasync(int fd, struct file *file, int on) 


	DBG(KERN_INFO "%s: tun_chr_fasync %d\n", tun->dev->name, on);



	lock_kernel();

	if ((ret = fasync_helper(fd, file, on, &tun->fasync)) < 0)

		return ret;

		goto out;



	if (on) {

		ret = __f_setown(file, task_pid(current), PIDTYPE_PID, 0);

		if (ret)

			return ret;

			goto out;

		tun->flags |= TUN_FASYNC;

	} else

		tun->flags &= ~TUN_FASYNC;



	return 0;

	ret = 0;

out:

	unlock_kernel();

	return ret;

}



static int tun_chr_open(struct inode *inode, struct file * file)