[NET]: Allow group ownership of TUN/TAP devices.

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Introduce a new syscall TUNSETGROUP for group ownership setting of tap
devices. The user now is allowed to send packages if either his euid or
his egid matches the one specified via tunctl (via -u or -g
respecitvely). If both, gid and uid, are set via tunctl, both have to
match.

Signed-off-by: Guido Guenther <agx@sigxcpu.org>
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Guido Guenther 2007-07-02 22:50:25 -07:00 • committed by David S. Miller

parent 0ba4805383

commit 8c644623fe

2 changed files with 15 additions and 2 deletions

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include/linux/if_tun.h

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