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Ath5k: lock beacons

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Beacons setup and config was racy with beacon send. Ensure that
ISR and reset functions see consistent state of bbuf.

Use also dev_kfree_skb_any in ath5k_txbuf_free since we call it
from atomic now.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Nick Kossifidis <mickflemm@gmail.com>
Cc: Luis R. Rodriguez <mcgrof@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Jiri Slaby
2008-08-18 21:45:27 +02:00
committed by John W. Linville
parent d0c2912fe8
commit 004829730c
2 changed files with 13 additions and 3 deletions
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1
drivers/net/wireless/ath5k/base.h
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@@ -172,6 +172,7 @@ struct ath5k_softc {
struct tasklet_struct txtq; /* tx intr tasklet */
struct ath5k_led tx_led; /* tx led */
spinlock_t block; /* protects beacon */
struct ath5k_buf *bbuf; /* beacon buffer */
unsigned int bhalq, /* SW q for outgoing beacons */
bmisscount, /* missed beacon transmits */