[PATCH 7/9] PCI/MSI/s390: Make return values only 0/-errno when MSIsallocated

[Alexander Gordeev]

Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
---
 arch/s390/pci/pci.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 61a3c2c..45a1875 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -426,7 +426,7 @@ int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 
 	pr_debug("%s: requesting %d MSI-X interrupts...", __func__, nvec);
 	if (type == PCI_CAP_ID_MSI && nvec > 1)
-		return 1;
+		return -EINVAL;
 	msi_vecs = min(nvec, ZPCI_MSI_VEC_MAX);
 	msi_vecs = min_t(unsigned int, msi_vecs, CONFIG_PCI_NR_MSI);
 
-- 
1.7.7.6

-- 
Regards,
Alexander Gordeev
agordeev@xxxxxxxxxx
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