From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Fri, 25 May 2007 16:09:13 +0000 (-0400)
Subject: [PATCH] libertas: fix error handling of card initialization
X-Git-Tag: upstream/snapshot3+hdmi~33399^2~2^2~50
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6a8121572e2f2d188f04673bfa460ccfcedeb008;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

[PATCH] libertas: fix error handling of card initialization

Subject says it all.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 7ce57d4..d4db8e6 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -198,10 +198,10 @@ static int if_usb_probe(struct usb_interface *intf,
 		goto dealloc;
 
 	if (wlan_add_mesh(priv))
-		goto dealloc;
+		goto err_add_mesh;
 
 	if (libertas_activate_card(priv))
-		goto dealloc;
+		goto err_activate_card;
 
 	if (libertas_found < MAX_DEVS) {
 		libertas_devs[libertas_found] = priv->wlan_dev.netdev;
@@ -218,6 +218,12 @@ static int if_usb_probe(struct usb_interface *intf,
 	 */
 	return 0;
 
+err_activate_card:
+	unregister_netdev(priv->mesh_dev);
+	free_netdev(priv->mesh_dev);
+err_add_mesh:
+	free_netdev(priv->wlan_dev.netdev);
+	kfree(priv->adapter);
 dealloc:
 	if_usb_free(usb_cardp);
 
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 8990901..5c58c50 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -823,6 +823,7 @@ wlan_private *wlan_add_card(void *card)
 
 err_kzalloc:
 	free_netdev(dev);
+	priv = NULL;
 done:
 	lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv);
 	return priv;