[PATCH] sky2: close race on IRQ mask update.

Need to avoid race in updating IRQ mask.  This can probably be replaced
smarter use of the interrupt control registers (if/when chipset
docs are available).

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h
index 9e40766150b4..3edb98075e0a 100644
--- a/drivers/net/sky2.h
+++ b/drivers/net/sky2.h
@@ -1876,8 +1876,9 @@ struct sky2_port {
 struct sky2_hw {
         void __iomem         *regs;
         struct pci_dev       *pdev;
-        u32                  intr_mask;
         struct net_device    *dev[2];
+        spinlock_t           hw_lock;
+        u32                  intr_mask;
 
         int                  pm_cap;
         int                  msi;