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由 stephen hemminger 提交于
If alloc_netdev() failed and return NULL, then the next instruction would dereference it. Found by Coverity. Compile tested only. Not sure if anyone still uses this driver (or the whole WAN subsystem). Signed-off-by: NStephen Hemminger <stephen@networkplumber.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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