Before trying to kobject_init_and_add(), we add a reference to pdev via
pci_dev_get(pdev). However, if it fails to init and/or add the kobject, we
don't return it back - even on out_unroll.
Fix this by adding pci_dev_put(pdev) before going to unrolling section.
CC: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
CC: linux-pci@xxxxxxxxxxxxxxx
CC: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Veaceslav Falico <vfalico@xxxxxxxxxx>
---
drivers/pci/msi.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index d5f90d6..14bf578 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -534,8 +534,10 @@ static int populate_msi_sysfs(struct pci_dev *pdev)
pci_dev_get(pdev);
ret = kobject_init_and_add(kobj, &msi_irq_ktype, NULL,
"%u", entry->irq);
- if (ret)
+ if (ret) {
+ pci_dev_put(pdev);
goto out_unroll;
+ }
count++;
}
--
1.8.4
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