Zheng Yongjun 9d44fa3e50 ping: Check return value of function 'ping_queue_rcv_skb' ...

Function 'ping_queue_rcv_skb' not always return success, which will
also return fail. If not check the wrong return value of it, lead to function
`ping_rcv` return success.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2021-06-10 13:44:55 -07:00

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