chao an e002edf87c net/devif: reprepare iob buffer before polling connections
Loopback device will consume the d_iob packet in upper layer protocol,
in order to avoid null pointer access, reprepare iob buffer before polling connections

Signed-off-by: chao an <anchao@xiaomi.com>
2022-12-05 17:32:07 +08:00
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