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Commit 8c40e4e0 authored by Mohammed Shafi Shajakhan's avatar Mohammed Shafi Shajakhan Committed by Kalle Valo
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ath6kl: Fix a suspend/resume crash in AR6004 USB 



cfg80211 suspend/resume callbacks are not yet implemented
for AR6004 USB. Introduce dummy handlers for these to avoid
NULL pointer dereference.

Cc: Sivanesan Rajapupathi <c_srajap@qualcomm.com>
Signed-off-by: default avatarMohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 0b3d3ff1

drivers/net/wireless/ath/ath6kl/usb.c

+18 −0
Original line number Diff line number Diff line
@@ -1061,6 +1061,22 @@ static void ath6kl_usb_cleanup_scatter(struct ath6kl *ar) 
	return;

}



static int ath6kl_usb_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow)

{

	/*

	 * cfg80211 suspend/WOW currently not supported for USB.

	 */

	return 0;

}



static int ath6kl_usb_resume(struct ath6kl *ar)

{

	/*

	 * cfg80211 resume currently not supported for USB.

	 */

	return 0;

}



static const struct ath6kl_hif_ops ath6kl_usb_ops = {

	.diag_read32 = ath6kl_usb_diag_read32,

	.diag_write32 = ath6kl_usb_diag_write32,
@@ -1074,6 +1090,8 @@ static const struct ath6kl_hif_ops ath6kl_usb_ops = { 
	.pipe_map_service = ath6kl_usb_map_service_pipe,

	.pipe_get_free_queue_number = ath6kl_usb_get_free_queue_number,

	.cleanup_scatter = ath6kl_usb_cleanup_scatter,

	.suspend = ath6kl_usb_suspend,

	.resume = ath6kl_usb_resume,

};



/* ath6kl usb driver registered functions */