RDMA/nes: Correct error_module bit mask

error_module is 5 bits wide not 4.  The corresponding crit_error_count
array is correct with 32 entries.

Signed-off-by: Chien Tung <ctung@neteffect.com>
--
 drivers/infiniband/hw/nes/nes_hw.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
Signed-off-by: Roland Dreier <rolandd@cisco.com>