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path: root/drivers/pci/msi.c
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Diffstat (limited to 'drivers/pci/msi.c')
-rw-r--r--drivers/pci/msi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 37f393f27efc..55ca14fbdd2a 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -230,7 +230,7 @@ u32 __pci_msix_desc_mask_irq(struct msi_desc *desc, u32 flag)
return 0;
mask_bits &= ~PCI_MSIX_ENTRY_CTRL_MASKBIT;
- if (flag)
+ if (flag & PCI_MSIX_ENTRY_CTRL_MASKBIT)
mask_bits |= PCI_MSIX_ENTRY_CTRL_MASKBIT;
writel(mask_bits, pci_msix_desc_addr(desc) + PCI_MSIX_ENTRY_VECTOR_CTRL);