linux-kernel - [PATCH] Fixes no Null check of dev_skb_alloc in fw_download

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Date:	Wed, 18 Jun 2014 18:18:43 -0400
From:	Nicholas Krause <xerofoify@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	valentina.manea.m@...il.com, ben@...adent.org.uk,
	lisa@...apiadmin.com, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] Fixes no Null check of dev_skb_alloc in fw_download_code

Signed-off-by: Nicholas Krause <xerofoify@...il.com>
---
 drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
index 1a95d1f..1a90546 100644
--- a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
+++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
@@ -61,6 +61,10 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address,
 		}
 
 		skb  = dev_alloc_skb(frag_length + 4);
+		if (!skb) {
+			rt_status = false;
+			return rt_status;
+		}
 		memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
 		tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
 		tcb_desc->queue_index = TXCMD_QUEUE;
-- 
1.9.1

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