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madwifi: fix crash under load

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SVN-Revision: 15099
This commit is contained in:
Felix Fietkau 2009-04-04 09:36:05 +00:00
parent 9c078b1a46
commit d5b7addee9
1 changed files with 20 additions and 0 deletions
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20
package/madwifi/patches/419-skb_unmap_crash.patch Normal file
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@ -0,0 +1,20 @@
--- a/ath/if_ath.c
+++ b/ath/if_ath.c
@@ -13477,7 +13477,7 @@ 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,
@@ -13485,8 +13485,6 @@ 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