linux-kernel - [PATCH] Missing return check against Null for return value of netdev_alloc_dev

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Date:	Sun, 15 Jun 2014 00:05:39 -0400
From:	Nick <xerofoify@...il.com>
To:	davem@...emloft.net
Cc:	andriy.shevchenko@...ux.intel.com, dvhart@...ux.intel.com,
	jeffrey.t.kirsher@...el.com, ast@...mgrid.com, dborkman@...hat.com,
	bhutchings@...arflare.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] Missing return check against Null for return value of netdev_alloc_dev_skb()

Signed-off-by: Nick <xerofoify@...il.com>
---
 drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index 73e6683..704cf63 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -1515,6 +1515,8 @@ static void pch_gbe_alloc_tx_buffers(struct pch_gbe_adapter *adapter,
 	for (i = 0; i < tx_ring->count; i++) {
 		buffer_info = &tx_ring->buffer_info[i];
 		skb = netdev_alloc_skb(adapter->netdev, bufsz);
+		if (!skb)
+			return NULL;
 		skb_reserve(skb, PCH_GBE_DMA_ALIGN);
 		buffer_info->skb = skb;
 		tx_desc = PCH_GBE_TX_DESC(*tx_ring, i);
-- 
1.9.1

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