xiaomi-sm8450/android_kernel_xiaomi_sm8450
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[XFRM]: Fix OOPSes in xfrm_audit_log().

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Make sure that this function is called correctly, and
add BUG() checking to ensure the arguments are sane.

Based upon a patch by Joy Latten.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2007-02-12 13:53:54 -08:00
parent 9121c77706
commit 13fcfbb067
3 changed files with 19 additions and 11 deletions
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11
net/key/af_key.c
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@@ -2297,16 +2297,17 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, struct sadb_msg
&sel, tmp.security, 1);
security_xfrm_policy_free(&tmp);
xfrm_audit_log(audit_get_loginuid(current->audit_context), 0,
AUDIT_MAC_IPSEC_DELSPD, (xp) ? 1 : 0, xp, NULL);
if (xp == NULL)
return -ENOENT;
err = 0;
err = security_xfrm_policy_delete(xp);
if ((err = security_xfrm_policy_delete(xp)))
xfrm_audit_log(audit_get_loginuid(current->audit_context), 0,
AUDIT_MAC_IPSEC_DELSPD, err ? 0 : 1, xp, NULL);
if (err)
goto out;
c.seq = hdr->sadb_msg_seq;
c.pid = hdr->sadb_msg_pid;
c.event = XFRM_MSG_DELPOLICY;