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authorclaudio <claudio@openbsd.org>2007-03-01 10:55:14 +0000
committerclaudio <claudio@openbsd.org>2007-03-01 10:55:14 +0000
commit2581ba88887ee943f2e585b26eca99d240a40767 (patch)
treea70c5aafe57701ef34519757e90f34bf92fe0a96
parentRemove ChallengeResponseAuthentication support inside a Match (diff)
downloadwireguard-openbsd-2581ba88887ee943f2e585b26eca99d240a40767.tar.xz
wireguard-openbsd-2581ba88887ee943f2e585b26eca99d240a40767.zip
In acx_set_probe_resp_tmplt () ieee80211_beacon_alloc() could fail so check the
return value. Stolen from acx_set_beacon_tmplt() that already does this check.
-rw-r--r--sys/dev/ic/acx.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/dev/ic/acx.c b/sys/dev/ic/acx.c
index 5164f046cd5..5911ded5a6f 100644
--- a/sys/dev/ic/acx.c
+++ b/sys/dev/ic/acx.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: acx.c,v 1.65 2007/02/28 09:26:26 claudio Exp $ */
+/* $OpenBSD: acx.c,v 1.66 2007/03/01 10:55:14 claudio Exp $ */
/*
* Copyright (c) 2006 Jonathan Gray <jsg@openbsd.org>
@@ -2333,6 +2333,8 @@ acx_set_probe_resp_tmplt(struct acx_softc *sc, struct ieee80211_node *ni)
bzero(&resp, sizeof(resp));
m = ieee80211_beacon_alloc(ic, ni);
+ if (m == NULL)
+ return (1);
m_copydata(m, 0, m->m_pkthdr.len, (caddr_t)&resp.data);
len = m->m_pkthdr.len + sizeof(resp.size);
m_freem(m);