diff options
author | Justin Waters <justin.waters@timesys.com> | 2008-02-26 13:07:02 -0500 |
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committer | Justin Waters <justin.waters@timesys.com> | 2008-02-26 13:07:02 -0500 |
commit | b80a32b9cc634adfa8eaef33ec981e7febf2ade2 (patch) | |
tree | f256bce13ba11f514a388160df84e1410bedbe2b /drivers/net/tun.c | |
parent | 594133ef22fae0d737bd1b57352cf3f48a192c63 (diff) |
Update the i.MX31 Kernel to 2.6.232.6.23-mx31ads-2008022618072.6.23-mx31-200802261807
This is the result of a brute-force attempt to update the kernel to 2.6.23.
Now that we have a git tree, our effort will be a little nicer in the future.
Signed-off-by: Justin Waters <justin.waters@timesys.com>
Diffstat (limited to 'drivers/net/tun.c')
-rw-r--r-- | drivers/net/tun.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index a2c6caaaae93..62b2b3005019 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -432,6 +432,7 @@ static void tun_setup(struct net_device *dev) init_waitqueue_head(&tun->read_wait); tun->owner = -1; + tun->group = -1; SET_MODULE_OWNER(dev); dev->open = tun_net_open; @@ -467,8 +468,11 @@ static int tun_set_iff(struct file *file, struct ifreq *ifr) return -EBUSY; /* Check permissions */ - if (tun->owner != -1 && - current->euid != tun->owner && !capable(CAP_NET_ADMIN)) + if (((tun->owner != -1 && + current->euid != tun->owner) || + (tun->group != -1 && + current->egid != tun->group)) && + !capable(CAP_NET_ADMIN)) return -EPERM; } else if (__dev_get_by_name(ifr->ifr_name)) @@ -610,6 +614,13 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file, DBG(KERN_INFO "%s: owner set to %d\n", tun->dev->name, tun->owner); break; + case TUNSETGROUP: + /* Set group of the device */ + tun->group= (gid_t) arg; + + DBG(KERN_INFO "%s: group set to %d\n", tun->dev->name, tun->group); + break; + case TUNSETLINK: /* Only allow setting the type when the interface is down */ if (tun->dev->flags & IFF_UP) { |