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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.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 7a44ba467481..88362f1bd9cf 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -297,7 +297,7 @@ void pci_restore_msi_state(struct pci_dev *dev)
static int msi_capability_init(struct pci_dev *dev)
{
struct msi_desc *entry;
- int pos, irq;
+ int pos, ret;
u16 control;
msi_set_enable(dev, 0); /* Ensure msi is disabled as I set it up */
@@ -335,21 +335,19 @@ static int msi_capability_init(struct pci_dev *dev)
maskbits);
}
/* Configure MSI capability structure */
- irq = arch_setup_msi_irq(dev, entry);
- if (irq < 0) {
+ ret = arch_setup_msi_irq(dev, entry);
+ if (ret) {
kfree(entry);
- return irq;
+ return ret;
}
- entry->irq = irq;
list_add(&entry->list, &dev->msi_list);
- set_irq_msi(irq, entry);
/* Set MSI enabled bits */
pci_intx(dev, 0); /* disable intx */
msi_set_enable(dev, 1);
dev->msi_enabled = 1;
- dev->irq = irq;
+ dev->irq = entry->irq;
return 0;
}
@@ -367,7 +365,7 @@ static int msix_capability_init(struct pci_dev *dev,
struct msix_entry *entries, int nvec)
{
struct msi_desc *entry;
- int irq, pos, i, j, nr_entries;
+ int irq, pos, i, j, nr_entries, ret;
unsigned long phys_addr;
u32 table_offset;
u16 control;
@@ -407,16 +405,13 @@ static int msix_capability_init(struct pci_dev *dev,
entry->mask_base = base;
/* Configure MSI-X capability structure */
- irq = arch_setup_msi_irq(dev, entry);
- if (irq < 0) {
+ ret = arch_setup_msi_irq(dev, entry);
+ if (ret) {
kfree(entry);
break;
}
- entry->irq = irq;
- entries[i].vector = irq;
+ entries[i].vector = entry->irq;
list_add(&entry->list, &dev->msi_list);
-
- set_irq_msi(irq, entry);
}
if (i != nvec) {
int avail = i - 1;