Must reset the pointer to the 802.11 header after prepending

for WEP in case the prepend addes a new mbuf. This fixes WEP.
2003-10-13 03:41:32 +00:00 · 2003-10-13 03:41:32 +00:00 · 04745ccf4c
commit 04745ccf4c
parent a0342c8357
1 changed files with 1 additions and 0 deletions
--- a/sys/dev/ath/if_ath.c
+++ b/sys/dev/ath/if_ath.c
@ -1725,6 +1725,7 @@ ath_tx_start(struct ath_softc *sc, struct ieee80211_node *ni, struct ath_buf *bf
 			return ENOMEM;
 		}
 		ivp = hdrbuf + hdrlen;
+		wh = mtod(m0, struct ieee80211_frame *);
 		/*
 		 * XXX
 		 * IV must not duplicate during the lifetime of the key.