From 26132c6d273f2ff10a6d482c8c42a14457abef46 Mon Sep 17 00:00:00 2001
From: Damien Bergamini <damien@cvs.openbsd.org>
Date: Sun, 2 Oct 2005 14:01:53 +0000
Subject: assert tx rate is non-null so we don't end up dividing by zero.

---
 sys/dev/ic/ral.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'sys/dev')

diff --git a/sys/dev/ic/ral.c b/sys/dev/ic/ral.c
index a2509a520e7..fa03c9699fb 100644
--- a/sys/dev/ic/ral.c
+++ b/sys/dev/ic/ral.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ral.c,v 1.61 2005/10/02 13:50:29 damien Exp $  */
+/*	$OpenBSD: ral.c,v 1.62 2005/10/02 14:01:52 damien Exp $  */
 
 /*-
  * Copyright (c) 2005
@@ -1820,6 +1820,9 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni)
 	}
 	rate &= IEEE80211_RATE_VAL;
 
+	/* assert tx rate is non-null so we don't end up dividing by zero */
+	KASSERT(rate != 0);
+
 	if (ic->ic_flags & IEEE80211_F_WEPON) {
 		m0 = ieee80211_wep_crypt(ifp, m0, 1);
 		if (m0 == NULL)
-- 
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