linux-kernel - [PATCH 4.4 37/54] ath9k: Fix regression with Atheros 9271

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Date:   Thu, 30 Jul 2020 10:05:16 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Mark ODonovan <shiftee@...teo.net>,
        Roman Mamedov <rm@...anrm.net>,
        Viktor Jägersküpper 
        <viktor_jaegerskuepper@...enet.de>,
        Kalle Valo <kvalo@...eaurora.org>
Subject: [PATCH 4.4 37/54] ath9k: Fix regression with Atheros 9271

From: Mark O'Donovan <shiftee@...teo.net>

commit 92f53e2fda8bb9a559ad61d57bfb397ce67ed0ab upstream.

This fix allows ath9k_htc modules to connect to WLAN once again.

Fixes: 2bbcaaee1fcb ("ath9k: Fix general protection fault in ath9k_hif_usb_rx_cb")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=208251
Signed-off-by: Mark O'Donovan <shiftee@...teo.net>
Reported-by: Roman Mamedov <rm@...anrm.net>
Tested-by: Viktor Jägersküpper <viktor_jaegerskuepper@...enet.de>
Signed-off-by: Kalle Valo <kvalo@...eaurora.org>
Link: https://lore.kernel.org/r/20200711043324.8079-1-shiftee@posteo.net
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/net/wireless/ath/ath9k/hif_usb.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -729,11 +729,13 @@ static void ath9k_hif_usb_reg_in_cb(stru
 			return;
 		}
 
+		rx_buf->skb = nskb;
+
 		usb_fill_int_urb(urb, hif_dev->udev,
 				 usb_rcvintpipe(hif_dev->udev,
 						 USB_REG_IN_PIPE),
 				 nskb->data, MAX_REG_IN_BUF_SIZE,
-				 ath9k_hif_usb_reg_in_cb, nskb, 1);
+				 ath9k_hif_usb_reg_in_cb, rx_buf, 1);
 	}
 
 resubmit: