diff options
| author | Patrick McHardy <kaber@trash.net> | 2011-03-03 13:32:07 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-03 13:32:07 -0800 |
| commit | 01a16b21d6adf992aa863186c3c4e561a57c1714 (patch) | |
| tree | a3b1c81e5a5e6a0e9069e4d3a15576741ed34776 /security | |
| parent | 63f97425166a1a16279c1a5720e9dfcb2c12ad1b (diff) | |
| download | linux-01a16b21d6adf992aa863186c3c4e561a57c1714.tar.bz2 | |
netlink: kill eff_cap from struct netlink_skb_parms
Netlink message processing in the kernel is synchronous these days,
capabilities can be checked directly in security_netlink_recv() from
the current process.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Reviewed-by: James Morris <jmorris@namei.org>
[chrisw: update to include pohmelfs and uvesafb]
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security')
| -rw-r--r-- | security/commoncap.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/security/commoncap.c b/security/commoncap.c index 64c2ed9c9015..a83e607d91c3 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -52,13 +52,12 @@ static void warn_setuid_and_fcaps_mixed(const char *fname) int cap_netlink_send(struct sock *sk, struct sk_buff *skb) { - NETLINK_CB(skb).eff_cap = current_cap(); return 0; } int cap_netlink_recv(struct sk_buff *skb, int cap) { - if (!cap_raised(NETLINK_CB(skb).eff_cap, cap)) + if (!cap_raised(current_cap(), cap)) return -EPERM; return 0; } |