[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>

diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index de4e6c2..3db0c32 100644 (file)
--- 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);