[PATCH] ipw2200: Missing kmalloc check

[Panagiotis Issaris <panagiotis.issaris@gmail.com>]

The ipw2200 driver code in current GIT contains a kmalloc() followed by
a memset() without handling a possible memory allocation failure.

Signed-off-by: Panagiotis Issaris <panagiotis.issaris@gmail.com>
---

 drivers/net/wireless/ipw2200.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

8e288419b49346fee512739acac446c951727d04
diff --git a/drivers/net/wireless/ipw2200.c
b/drivers/net/wireless/ipw2200.c
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -3976,6 +3976,10 @@ static struct ipw_rx_queue *ipw_rx_queue
 	int i;
 
 	rxq = (struct ipw_rx_queue *)kmalloc(sizeof(*rxq), GFP_KERNEL);
+	if (unlikely(!rxq)) {
+		IPW_ERROR("memory allocation failed\n");
+		return NULL;
+	}
 	memset(rxq, 0, sizeof(*rxq));
 	spin_lock_init(&rxq->lock);
 	INIT_LIST_HEAD(&rxq->rx_free);


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