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Commit 9ce99cf6 authored by Rami Rosen's avatar Rami Rosen Committed by David S. Miller
Browse files

tun: change tun_get_iff() prototype. 



This patch changes tun_get_iff() prototype to return void as it never fails.

Signed-off-by: default avatarRami Rosen <ramirose@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 319b95b5

drivers/net/tun.c

+2 −5
Original line number Diff line number Diff line
@@ -1662,7 +1662,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) 
	return err;

}



static int tun_get_iff(struct net *net, struct tun_struct *tun,

static void tun_get_iff(struct net *net, struct tun_struct *tun,

		       struct ifreq *ifr)

{

	tun_debug(KERN_INFO, tun, "tun_get_iff\n");
@@ -1671,7 +1671,6 @@ static int tun_get_iff(struct net *net, struct tun_struct *tun, 


	ifr->ifr_flags = tun_flags(tun);



	return 0;

}



/* This is like a cut-down ethtool ops, except done via tun fd so no
@@ -1847,9 +1846,7 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, 
	ret = 0;

	switch (cmd) {

	case TUNGETIFF:

		ret = tun_get_iff(current->nsproxy->net_ns, tun, &ifr);

		if (ret)

			break;

		tun_get_iff(current->nsproxy->net_ns, tun, &ifr);



		if (copy_to_user(argp, &ifr, ifreq_len))

			ret = -EFAULT;