Thread (39 messages) 39 messages, 6 authors, 2017-03-15
STALE3396d

[PATCH 4.4 01/25] rtlwifi: rtl_usb: Fix missing entry in USB drivers private data

From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2017-02-24 08:27:23
Also in: lkml

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Larry Finger <redacted>

commit 60f59ce0278557f7896d5158ae6d12a4855a72cc upstream.

These drivers need to be able to reference "struct ieee80211_hw" from
the driver's private data, and vice versa. The USB driver failed to
store the address of ieee80211_hw in the private data. Although this
bug has been present for a long time, it was not exposed until
commit ba9f93f82aba ("rtlwifi: Fix enter/exit power_save").

Fixes: ba9f93f82aba ("rtlwifi: Fix enter/exit power_save")
Signed-off-by: Larry Finger <redacted>
Signed-off-by: Kalle Valo <redacted>
Cc: Takashi Iwai <redacted>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/net/wireless/realtek/rtlwifi/usb.c |    1 +
 1 file changed, 1 insertion(+)
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -1073,6 +1073,7 @@ int rtl_usb_probe(struct usb_interface *
 		return -ENOMEM;
 	}
 	rtlpriv = hw->priv;
+	rtlpriv->hw = hw;
 	rtlpriv->usb_data = kzalloc(RTL_USB_MAX_RX_COUNT * sizeof(u32),
 				    GFP_KERNEL);
 	if (!rtlpriv->usb_data)
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