[ofa-general] Re: mthca double free irqs
Roland Dreier
rdreier at cisco.com
Fri Jun 12 21:30:34 PDT 2009
Something like this should help -- can you verify this fixes the double
free of irq?
drivers/infiniband/hw/mthca/mthca_eq.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c
index 28f0e0c..90e4e45 100644
--- a/drivers/infiniband/hw/mthca/mthca_eq.c
+++ b/drivers/infiniband/hw/mthca/mthca_eq.c
@@ -641,9 +641,11 @@ static void mthca_free_irqs(struct mthca_dev *dev)
if (dev->eq_table.have_irq)
free_irq(dev->pdev->irq, dev);
for (i = 0; i < MTHCA_NUM_EQ; ++i)
- if (dev->eq_table.eq[i].have_irq)
+ if (dev->eq_table.eq[i].have_irq) {
free_irq(dev->eq_table.eq[i].msi_x_vector,
dev->eq_table.eq + i);
+ dev->eq_table.eq[i].have_irq = 0;
+ }
}
static int mthca_map_reg(struct mthca_dev *dev,
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