staging: wilc1000: fix error path cleanup in wilc_wlan_initialize()
authorAjay Singh <ajay.kathat@microchip.com>
Wed, 26 Jun 2019 12:40:48 +0000 (12:40 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 1 Jul 2019 07:01:40 +0000 (09:01 +0200)
For the error path in wilc_wlan_initialize(), the resources are not
cleanup in the correct order. Reverted the previous changes and use the
correct order to free during error condition.

Fixes: b46d68825c2d ("staging: wilc1000: remove COMPLEMENT_BOOT")
Cc: <stable@vger.kernel.org>
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/wilc1000/wilc_netdev.c

index c4efec2..0e0a4ee 100644 (file)
@@ -530,17 +530,17 @@ static int wilc_wlan_initialize(struct net_device *dev, struct wilc_vif *vif)
                        goto fail_locks;
                }
 
-               if (wl->gpio_irq && init_irq(dev)) {
-                       ret = -EIO;
-                       goto fail_locks;
-               }
-
                ret = wlan_initialize_threads(dev);
                if (ret < 0) {
                        ret = -EIO;
                        goto fail_wilc_wlan;
                }
 
+               if (wl->gpio_irq && init_irq(dev)) {
+                       ret = -EIO;
+                       goto fail_threads;
+               }
+
                if (!wl->dev_irq_num &&
                    wl->hif_func->enable_interrupt &&
                    wl->hif_func->enable_interrupt(wl)) {
@@ -596,7 +596,7 @@ fail_irq_enable:
 fail_irq_init:
                if (wl->dev_irq_num)
                        deinit_irq(dev);
-
+fail_threads:
                wlan_deinitialize_threads(dev);
 fail_wilc_wlan:
                wilc_wlan_cleanup(dev);