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openwrt-xburst/package/madwifi/patches/419-skb_unmap_crash.patch
nbd 9650bf1563 madwifi: improve autochannel, nuke some dead code, fix scanlist building from channel mode
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15702 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-05-07 21:00:35 +00:00

21 lines
491 B
Diff

--- a/ath/if_ath.c
+++ b/ath/if_ath.c
@@ -13493,7 +13493,7 @@ cleanup_ath_buf(struct ath_softc *sc, st
if (bf == NULL)
return bf;
- if (bf->bf_skbaddr) {
+ if (bf->bf_skb && bf->bf_skbaddr) {
bus_unmap_single(
sc->sc_bdev,
bf->bf_skbaddr,
@@ -13501,8 +13501,6 @@ cleanup_ath_buf(struct ath_softc *sc, st
sc->sc_rxbufsize : bf->bf_skb->len),
direction);
bf->bf_skbaddr = 0;
- bf->bf_desc->ds_link = 0;
- bf->bf_desc->ds_data = 0;
}
#ifdef ATH_SUPERG_FF