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netlink: kill loginuid/sessionid/sid members from struct netlink_skb_parms

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Netlink message processing in the kernel is synchronous these days, the
session information can be collected when needed.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy
2011-03-03 10:55:40 -08:00
committed by David S. Miller
parent 06dc94b1ed
commit c53fa1ed92
7 changed files with 49 additions and 41 deletions
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6
security/selinux/hooks.c
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@ -4669,6 +4669,7 @@ static int selinux_netlink_recv(struct sk_buff *skb, int capability)
{
int err;
struct common_audit_data ad;
u32 sid;
err = cap_netlink_recv(skb, capability);
if (err)
@ -4677,8 +4678,9 @@ static int selinux_netlink_recv(struct sk_buff *skb, int capability)
COMMON_AUDIT_DATA_INIT(&ad, CAP);
ad.u.cap = capability;
return avc_has_perm(NETLINK_CB(skb).sid, NETLINK_CB(skb).sid,
SECCLASS_CAPABILITY, CAP_TO_MASK(capability), &ad);
security_task_getsecid(current, &sid);
return avc_has_perm(sid, sid, SECCLASS_CAPABILITY,
CAP_TO_MASK(capability), &ad);
}
static int ipc_alloc_security(struct task_struct *task,