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ath6kl: Fix a suspend/resume crash in AR6004 USB

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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: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Mohammed Shafi Shajakhan
2013-05-15 10:22:24 +05:30
committed by Kalle Valo
parent 0b3d3ff15f
commit 8c40e4e0e1
1 changed files with 18 additions and 0 deletions
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18
drivers/net/wireless/ath/ath6kl/usb.c
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@@ -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 */