David S. Miller 59c2cdae27 Revert "udp: remove redundant variable" ...

This reverts commit 81d54ec847.

If we take the "try_again" goto, due to a checksum error,
the 'len' has already been truncated.  So we won't compute
the same values as the original code did.

Reported-by: paul bilke <fsmail@conspiracy.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

2011-12-01 14:12:55 -05:00

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