+++ /dev/null
-From f1640c3ddeec12804bc9a21feee85fc15aca95f6 Mon Sep 17 00:00:00 2001
-From: wangweidong <wangweidong1@huawei.com>
-Date: Wed, 13 Jan 2016 11:06:41 +0800
-Subject: [PATCH] bgmac: fix a missing check for build_skb
-
-when build_skb failed, it may occure a NULL pointer.
-So add a 'NULL check' for it.
-
-Signed-off-by: Weidong Wang <wangweidong1@huawei.com>
-Signed-off-by: David S. Miller <davem@davemloft.net>
----
- drivers/net/ethernet/broadcom/bgmac.c | 5 +++++
- 1 file changed, 5 insertions(+)
-
---- a/drivers/net/ethernet/broadcom/bgmac.c
-+++ b/drivers/net/ethernet/broadcom/bgmac.c
-@@ -469,6 +469,11 @@ static int bgmac_dma_rx_read(struct bgma
- len -= ETH_FCS_LEN;
-
- skb = build_skb(buf, BGMAC_RX_ALLOC_SIZE);
-+ if (unlikely(skb)) {
-+ bgmac_err(bgmac, "build_skb failed\n");
-+ put_page(virt_to_head_page(buf));
-+ break;
-+ }
- skb_put(skb, BGMAC_RX_FRAME_OFFSET +
- BGMAC_RX_BUF_OFFSET + len);
- skb_pull(skb, BGMAC_RX_FRAME_OFFSET +