From: Rajvi Jingar <rajvi.jingar@xxxxxxxxxxxxxxx>
pci_get_domain_bus_and_slot() increases the reference count on the pci
device that is used to register the endpoint. In case of failure in
registration, decrease reference count using pci_dev_put(pcidev) before
returning.
Fixes: 6e7964855381 ("platform/x86/intel/pmc: Show Die C6 counter on Meteor Lake")
Signed-off-by: Rajvi Jingar <rajvi.jingar@xxxxxxxxxxxxxxx>
Signed-off-by: David E. Box <david.e.box@xxxxxxxxxxxxxxx>
---
drivers/platform/x86/intel/pmc/mtl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/platform/x86/intel/pmc/mtl.c b/drivers/platform/x86/intel/pmc/mtl.c
index 38c2f946ec23..fb59dffccf28 100644
--- a/drivers/platform/x86/intel/pmc/mtl.c
+++ b/drivers/platform/x86/intel/pmc/mtl.c
@@ -985,6 +985,7 @@ static void mtl_punit_pmt_init(struct pmc_dev *pmcdev)
}
ep = pmt_telem_find_and_register_endpoint(pcidev, MTL_PMT_DMU_GUID, 0);
+ pci_dev_put(pcidev);
if (IS_ERR(ep)) {
dev_err(&pmcdev->pdev->dev,
"pmc_core: couldn't get DMU telem endpoint, %ld\n",
@@ -992,7 +993,6 @@ static void mtl_punit_pmt_init(struct pmc_dev *pmcdev)
return;
}
- pci_dev_put(pcidev);
pmcdev->punit_ep = ep;
pmcdev->has_die_c6 = true;
--
2.34.1
