[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>
parent
abdf119b
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Fix handling of tx_head/tx_tail comparisons to handle wraparound.
Signed-off-by: Roland Dreier <rolandd@cisco.com>