[TCP]: Convert several length variable to unsigned.
authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Sat, 12 Jan 2008 10:16:03 +0000 (02:16 -0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Jan 2008 22:59:56 +0000 (14:59 -0800)
Several length variables cannot be negative, so convert int to
unsigned int.  This also allows us to do sane shift operations
on those variables.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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