From: Winnie Chang <Winnie.Chang@xxxxxxxxxxx>
pci_alloc_irq_vectors() needs to be wrapped in CONFIG_PCI and
CONFIG_PCI_MSI definition to avoid a function redefinition compiler
error.
Fixes: 162a6b312f1b ("add support for pci_alloc_irq_vectors")
Signed-off-by: Winnie Chang <winnie.chang@xxxxxxxxxxx>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@xxxxxxxxxxx>
---
backport/compat/backport-4.8.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/backport/compat/backport-4.8.c b/backport/compat/backport-4.8.c
index e583c1eca01e..a53e39c96dab 100644
--- a/backport/compat/backport-4.8.c
+++ b/backport/compat/backport-4.8.c
@@ -146,6 +146,8 @@ next_desc:
}
EXPORT_SYMBOL_GPL(cdc_parse_cdc_header);
+#ifdef CONFIG_PCI
+#ifdef CONFIG_PCI_MSI
int pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
unsigned int max_vecs, unsigned int flags)
{
@@ -167,3 +169,5 @@ int pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
return -ENOSPC;
}
EXPORT_SYMBOL_GPL(pci_alloc_irq_vectors);
+#endif /* CONFIG_PCI_MSI */
+#endif /* CONFIG_PCI */
--
2.1.0
--
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