The driver calls pci_enable_msi_range() function with the
range of [nvec..nvec] which what pci_enable_msi_exact()
function is for.
Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
Cc: linux-ide@xxxxxxxxxxxxxxx
---
drivers/ata/ahci.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 649ac1c..0927d5f 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1166,7 +1166,7 @@ static inline void ahci_gtf_filter_workaround(struct ata_host *host)
static int ahci_init_interrupts(struct pci_dev *pdev, unsigned int n_ports,
struct ahci_host_priv *hpriv)
{
- int nvec;
+ int rc, nvec;
if (hpriv->flags & AHCI_HFLAG_NO_MSI)
goto intx;
@@ -1183,10 +1183,10 @@ static int ahci_init_interrupts(struct pci_dev *pdev, unsigned int n_ports,
if (nvec < n_ports)
goto single_msi;
- nvec = pci_enable_msi_range(pdev, nvec, nvec);
- if (nvec == -ENOSPC)
+ rc = pci_enable_msi_exact(pdev, nvec);
+ if (rc == -ENOSPC)
goto single_msi;
- else if (nvec < 0)
+ else if (rc < 0)
goto intx;
/*
--
1.7.7.6
--
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