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Commit f1640c3d authored by wangweidong's avatar wangweidong Committed by David S. Miller
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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: default avatarWeidong Wang <wangweidong1@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ddb5388f
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