While at it flip the order, seems easier to read and also
add some better description as to why we do this check.
Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/recv.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 48ff772..16ed929 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -105,6 +105,13 @@ static bool ath9k_rx_accept(struct ath_common *common,
if (!rx_stats->rs_datalen)
return false;
+ /*
+ * rs_status follows rs_datalen so if rs_datalen is too large
+ * we can take a hint that hardware corrupted it, so ignore
+ * those frames.
+ */
+ if (rx_stats->rs_datalen > common->rx_bufsize)
+ return false;
if (rx_stats->rs_more) {
/*
@@ -801,10 +808,6 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush)
if (flush)
goto requeue;
- /* The status portion of the descriptor could get corrupted. */
- if (common->rx_bufsize < rx_stats->rs_datalen)
- goto requeue;
-
if (!ath_rx_prepare(common, hw, skb, rx_stats,
rxs, &decrypt_error))
goto requeue;
--
1.6.5.2.143.g8cc62
--
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