af_unix: Allow credentials to work across user and pid namespaces.

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In unix_skb_parms store pointers to struct pid and struct cred instead
of raw uid, gid, and pid values, then translate the credentials on
reception into values that are meaningful in the receiving processes
namespaces.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Acked-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Eric W. Biederman 2010-06-13 03:34:33 +00:00 • committed by David S. Miller

parent 257b5358b3

commit 7361c36c52

2 changed files with 33 additions and 24 deletions

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4

include/net/af_unix.h

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53

net/unix/af_unix.c

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