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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-06-27 13:13:43 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-06-27 13:13:43 +0300
commit53c2f13c1ee59c8889bf23ef58653677e3ec1644 (patch)
tree8a34720bf4bc2329d2ff328318cb78ea474f0d41 /drivers/net/wireless/ath/carl9170/usb.c
parent3394ade23d7e3934a166e973e664046ea6f559d4 (diff)
parente60eb441596d1c70e4a264d2bac726c6cd2da067 (diff)
downloadlinux-rolling-stable.tar.xz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/wireless/ath/carl9170/usb.c')
-rw-r--r--drivers/net/wireless/ath/carl9170/usb.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index a3e03580cd9f..564ca6a61985 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -438,14 +438,21 @@ static void carl9170_usb_rx_complete(struct urb *urb)
if (atomic_read(&ar->rx_anch_urbs) == 0) {
/*
- * The system is too slow to cope with
- * the enormous workload. We have simply
- * run out of active rx urbs and this
- * unfortunately leads to an unpredictable
- * device.
+ * At this point, either the system is too slow to
+ * cope with the enormous workload (so we have simply
+ * run out of active rx urbs and this unfortunately
+ * leads to an unpredictable device), or the device
+ * is not fully functional after an unsuccessful
+ * firmware loading attempts (so it doesn't pass
+ * ieee80211_register_hw() and there is no internal
+ * workqueue at all).
*/
- ieee80211_queue_work(ar->hw, &ar->ping_work);
+ if (ar->registered)
+ ieee80211_queue_work(ar->hw, &ar->ping_work);
+ else
+ pr_warn_once("device %s is not registered\n",
+ dev_name(&ar->udev->dev));
}
} else {
/*