[PATCH] ipw2200: Missing kmalloc check

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>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index de4e6c23e4b8..3db0c32afe82 100644
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -4030,6 +4030,10 @@ static struct ipw_rx_queue *ipw_rx_queue_alloc(struct ipw_priv *priv)
         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);