tree 2fb09b6a44e17c0c3c85512a6c0ba7f5a983c0b0
parent abdf119b4dad015803819c3d046d20cfbd393e87
author Roland Dreier <roland@eddore.topspincom.com> 1122500492 -0700
committer Roland Dreier <roland@eddore.topspincom.com> 1122500492 -0700

[IB/ipoib]: Fix unsigned comparisons to handle wraparound

Fix handling of tx_head/tx_tail comparisons to handle wraparound.

Signed-off-by: Roland Dreier <rolandd@cisco.com>