ath9k: fix stale flag handling on buffer clone
authorFelix Fietkau <nbd@openwrt.org>
Sat, 14 Sep 2013 13:46:33 +0000 (15:46 +0200)
committerJohn W. Linville <linville@tuxdriver.com>
Thu, 26 Sep 2013 18:02:28 +0000 (14:02 -0400)
Fixes a regression from commit
"ath9k: shrink a few data structures by reordering fields"

When cloning a buffer, the stale flag (part of bf_state now) needs to be
reset after copying the state to prevent tx processing hangs.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ath/ath9k/xmit.c

index 35b515fe3ffa41e00dc614b6590cc2eabead9de4..a749e0f5ab549486dc74d457480120bd75d95c11 100644 (file)
@@ -399,6 +399,7 @@ static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)
        tbf->bf_buf_addr = bf->bf_buf_addr;
        memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len);
        tbf->bf_state = bf->bf_state;
+       tbf->bf_state.stale = false;
 
        return tbf;
 }