Re: mthca double free irqs

Roland Dreier
2009-06-13T04:30:44Z

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,