X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Ftun.c;h=55dc70c6b4db093cc5c021bdd722cf59b4873888;hb=86a264abe542cfececb4df129bc45a0338d8cdb9;hp=6daea0c91862ecddc2110712c8e62381e1e9639c;hpb=7e392f8c29ee045c6a29d50193d2fb10712eceb0;p=pandora-kernel.git

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 6daea0c91862..55dc70c6b4db 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -702,6 +702,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 	struct tun_net *tn;
 	struct tun_struct *tun;
 	struct net_device *dev;
+	const struct cred *cred = current_cred();
 	int err;
 
 	tn = net_generic(net, tun_net_id);
@@ -712,11 +713,12 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 
 		/* Check permissions */
 		if (((tun->owner != -1 &&
-		      current->euid != tun->owner) ||
+		      cred->euid != tun->owner) ||
 		     (tun->group != -1 &&
-		      current->egid != tun->group)) &&
-		     !capable(CAP_NET_ADMIN))
+		      cred->egid != tun->group)) &&
+		    !capable(CAP_NET_ADMIN)) {
 			return -EPERM;
+		}
 	}
 	else if (__dev_get_by_name(net, ifr->ifr_name))
 		return -EINVAL;
@@ -1070,8 +1072,6 @@ static int tun_chr_close(struct inode *inode, struct file *file)
 
 	DBG(KERN_INFO "%s: tun_chr_close\n", tun->dev->name);
 
-	tun_chr_fasync(-1, file, 0);
-
 	rtnl_lock();
 
 	/* Detach from net device */