From: Panagiotis Issaris <panagiotis.issaris@gmail.com>
Date: Mon, 5 Sep 2005 02:14:10 +0000 (+0200)
Subject: [PATCH] ipw2200: Missing kmalloc check
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ad18b0ea089928367185e13d11424aea91d4b41f;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[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 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);