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ath9k_htc: Silence undersized packet warnings 

Some devices like TP-Link TL-WN722N produces this kind of messages
frequently.

kernel: ath: phy0: Short RX data len, dropping (dlen: 4)

This warning is useful for developers to recognize that the device
(Wi-Fi dongle or USB hub etc) is noisy but not for general users. So
this patch make this warning to debug message.

Reported-By: Denis <pro.denis@protonmail.com>
Ref: https://bugzilla.kernel.org/show_bug.cgi?id=207539
Fixes: cd486e627e ("ath9k_htc: Discard undersized packets")
Signed-off-by: Masashi Honma <masashi.honma@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200504214443.4485-1-masashi.honma@gmail.com
This commit is contained in:
Masashi Honma 2020-05-05 06:44:43 +09:00 committed by Kalle Valo
parent ee4dd70618
commit 450edd2805
1 changed files with 3 additions and 3 deletions
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2
drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
View File

@ -999,7 +999,7 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv,
* which are not PHY_ERROR (short radar pulses have a length of 3) * which are not PHY_ERROR (short radar pulses have a length of 3)
*/ */
if (unlikely(!rs_datalen || (rs_datalen < 10 && !is_phyerr))) { if (unlikely(!rs_datalen || (rs_datalen < 10 && !is_phyerr))) {
ath_warn(common, ath_dbg(common, ANY,
"Short RX data len, dropping (dlen: %d)\n", "Short RX data len, dropping (dlen: %d)\n",
rs_datalen); rs_datalen);
goto rx_next; goto rx_next;