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ath5k: fix error handling in ath5k_hw_dma_stop 

Review spotted a problem with the error handling in ath5k_hw_dma_stop:
a successful return from ath5k_hw_stop_tx_dma will be treated as
an error, so we always bail out of the loop after processing a single
active queue.  As a result, we may not actually stop some queues during
reset.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Acked-by: Bruno Randolf <br1@einfach.org>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Reviewed-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bob Copeland 2011-01-24 23:31:43 -05:00 committed by John W. Linville
parent bc5892c9ec
commit 15411c27d2
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wireless/ath/ath5k/dma.c
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@ -838,9 +838,9 @@ int ath5k_hw_dma_stop(struct ath5k_hw *ah)
for (i = 0; i < qmax; i++) {
err = ath5k_hw_stop_tx_dma(ah, i);
/* -EINVAL -> queue inactive */
if (err != -EINVAL)
if (err && err != -EINVAL)
return err;
}
return err;
return 0;
}