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Date: Sat, 7 Oct 2017 22:36:49 +0000 From: "Levin, Alexander (Sasha Levin)" <alexander.levin@...izon.com> To: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "stable@...r.kernel.org" <stable@...r.kernel.org> Cc: Christophe JAILLET <christophe.jaillet@...adoo.fr>, Bjorn Helgaas <bhelgaas@...gle.com>, "Levin, Alexander (Sasha Levin)" <alexander.levin@...izon.com> Subject: [PATCH review for 4.9 12/50] PCI/MSI: Return failure when msix_setup_entries() fails From: Christophe JAILLET <christophe.jaillet@...adoo.fr> [ Upstream commit 3adfb572f2978a980b250a9e1a56f84f3a031001 ] If alloc_msi_entry() fails, we free resources and set ret = -ENOMEM. However, msix_setup_entries() returns 0 unconditionally. Return the error code instead. Fixes: e75eafb9b039 ("genirq/msi: Switch to new irq spreading infrastructure") Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr> Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com> Signed-off-by: Sasha Levin <alexander.levin@...izon.com> --- drivers/pci/msi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 3455f752d5e4..0e9a9dbeb184 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -730,7 +730,7 @@ static int msix_setup_entries(struct pci_dev *dev, void __iomem *base, ret = 0; out: kfree(masks); - return 0; + return ret; } static void msix_program_entries(struct pci_dev *dev, -- 2.11.0
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