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[IB] mthca: fix off by one in clr_int calculation 

We should use the first word of the clear interrupt register if
the bit we're after is < 32, not < 31.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Michael S. Tsirkin 2005-09-26 09:29:33 -07:00 committed by Roland Dreier
parent 018771f435
commit f7ed3a5971
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/mthca/mthca_eq.c
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@ -836,7 +836,7 @@ int __devinit mthca_init_eq_table(struct mthca_dev *dev)
dev->eq_table.clr_mask =
swab32(1 << (dev->eq_table.inta_pin & 31));
dev->eq_table.clr_int = dev->clr_base +
(dev->eq_table.inta_pin < 31 ? 4 : 0);
(dev->eq_table.inta_pin < 32 ? 4 : 0);
}
dev->eq_table.arm_mask = 0;