From: Dan Carpenter <error27@gmail.com>
Date: Sun, 7 Mar 2010 02:35:42 +0000 (+0000)
Subject: irda-usb: add error handling and fix leak
X-Git-Tag: v2.6.34-rc2~48^2~46
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=0e2b807234c42fab59f98ec913db30dfda0e63a7;p=~emulex%2Finfiniband.git

irda-usb: add error handling and fix leak

If the call to kcalloc() fails then we should return -ENOMEM.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index e8e33bb9d87..2c9b3af1661 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -1651,6 +1651,8 @@ static int irda_usb_probe(struct usb_interface *intf,
 
 	self->rx_urb = kcalloc(self->max_rx_urb, sizeof(struct urb *),
 				GFP_KERNEL);
+	if (!self->rx_urb)
+		goto err_free_net;
 
 	for (i = 0; i < self->max_rx_urb; i++) {
 		self->rx_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
@@ -1783,6 +1785,8 @@ err_out_2:
 err_out_1:
 	for (i = 0; i < self->max_rx_urb; i++)
 		usb_free_urb(self->rx_urb[i]);
+	kfree(self->rx_urb);
+err_free_net:
 	free_netdev(net);
 err_out:
 	return ret;