[PATCH] IB/mthca: Clean up CQ debug

Clean up CQ debugging code: make dump_cqe print on one line, and only dump
error CQ entries for local operation errors.

Signed-off-by: Roland Dreier <roland@topspin.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>