diff options
| author |   Michael Ellerman <michael@ellerman.id.au> | 2007-09-20 16:36:47 +1000 |
|---|---|---|
| committer |   Paul Mackerras <paulus@samba.org> | 2007-10-03 09:11:32 +1000 |
| commit | d9303d662fa3fca8a6d27dee82b961a5f5524f20 (patch) | |
| tree | bb6db5c5935bed648c5bbe5451b765e121b2dc4f /arch/powerpc/sysdev | |
| parent | [POWERPC] Make sure to of_node_get() the result of pci_device_to_OF_node() (diff) | |
| download | linux-dev-d9303d662fa3fca8a6d27dee82b961a5f5524f20.tar.xz linux-dev-d9303d662fa3fca8a6d27dee82b961a5f5524f20.zip | |
[POWERPC] Simplify error logic in u3msi_setup_msi_irqs()
u3msi_setup_msi_irqs() doesn't need to call teardown() itself,
the generic code will do this for us as long as we return a non
zero value.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/sysdev')
| -rw-r--r-- | arch/powerpc/sysdev/mpic_u3msi.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/arch/powerpc/sysdev/mpic_u3msi.c b/arch/powerpc/sysdev/mpic_u3msi.c index 0fc4e961d451..255b2f53beda 100644 --- a/arch/powerpc/sysdev/mpic_u3msi.c +++ b/arch/powerpc/sysdev/mpic_u3msi.c @@ -125,7 +125,6 @@ static void u3msi_compose_msi_msg(struct pci_dev *pdev, int virq, static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) { irq_hw_number_t hwirq; - int rc; unsigned int virq; struct msi_desc *entry; struct msi_msg msg; @@ -133,17 +132,15 @@ static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) list_for_each_entry(entry, &pdev->msi_list, list) { hwirq = mpic_msi_alloc_hwirqs(msi_mpic, 1); if (hwirq < 0) { - rc = hwirq; pr_debug("u3msi: failed allocating hwirq\n"); - goto out_free; + return hwirq; } virq = irq_create_mapping(msi_mpic->irqhost, hwirq); if (virq == NO_IRQ) { pr_debug("u3msi: failed mapping hwirq 0x%lx\n", hwirq); mpic_msi_free_hwirqs(msi_mpic, hwirq, 1); - rc = -ENOSPC; - goto out_free; + return -ENOSPC; } set_irq_msi(virq, entry); @@ -157,10 +154,6 @@ static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) } return 0; - - out_free: - u3msi_teardown_msi_irqs(pdev); - return rc; } int mpic_u3msi_init(struct mpic *mpic) |