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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Mark ODonovan <shiftee@posteo.net>,
        Roman Mamedov <rm@romanrm.net>,
        =?UTF-8?q?Viktor=20J=C3=A4gersk=C3=BCpper?= 
        <viktor_jaegerskuepper@freenet.de>,
        Kalle Valo <kvalo@codeaurora.org>
Subject: [PATCH 4.19 86/86] ath9k: Fix regression with Atheros 9271
Date:   Mon, 27 Jul 2020 16:05:00 +0200
Message-Id: <20200727134918.713749319@linuxfoundation.org>
In-Reply-To: <20200727134914.312934924@linuxfoundation.org>
References: <20200727134914.312934924@linuxfoundation.org>
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From: Mark O'Donovan <shiftee@posteo.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@posteo.net>
Reported-by: Roman Mamedov <rm@romanrm.net>
Tested-by: Viktor Jägersküpper <viktor_jaegerskuepper@freenet.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200711043324.8079-1-shiftee@posteo.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.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
@@ -733,11 +733,13 @@ 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: