Revert "cxgb3: Check and handle the dma mapping errors"
This reverts commit f83331ba. As the tests PPC64 (powernv platform) show, IOMMU pages are leaking when transferring big amount of small packets (<=64 bytes), "ping -f" and waiting for 15 seconds is the simplest way to confirm the bug. Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Santosh Rastapur <santosh@chelsio.com> Cc: Jay Fenlason <fenlason@redhat.com> Cc: David S. Miller <davem@davemloft.net> Cc: Divy Le ray <divy@chelsio.com> Signed-off-by: NAlexey Kardashevskiy <aik@ozlabs.ru> Acked-by: NDivy Le Ray <divy@chelsio.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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