iwmc3200wifi: check for iwm_priv_init error
We need to check for iwm_priv_init() errors and do proper cleanups.
Otherwise we may fail to catch the create_singlethread_workqueue()
error which will cause a kernel oops when destroy_workqueue() later.
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwmc3200wifi/main.c b/drivers/net/wireless/iwmc3200wifi/main.c
index 6a2640f..4d3c423 100644
--- a/drivers/net/wireless/iwmc3200wifi/main.c
+++ b/drivers/net/wireless/iwmc3200wifi/main.c
@@ -219,6 +219,16 @@
return 0;
}
+void iwm_priv_deinit(struct iwm_priv *iwm)
+{
+ int i;
+
+ for (i = 0; i < IWM_TX_QUEUES; i++)
+ destroy_workqueue(iwm->txq[i].wq);
+
+ destroy_workqueue(iwm->rx_wq);
+}
+
/*
* We reset all the structures, and we reset the UMAC.
* After calling this routine, you're expected to reload