In via_init_one, when via_isa_bridges iterator reaches
PCI_DEVICE_ID_VIA_ANON and last but one via_isa_bridges bridge is
found but rev doesn't match, pci_dev_put(isa) is called twice.
Do pci_dev_put only once.
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Cc: Jeff Garzik <jgarzik@xxxxxxxxx>
---
drivers/ata/pata_via.c | 10 ++++------
1 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 45657ca..9688fe5 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -526,7 +526,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
.port_ops = &via_port_ops
};
const struct ata_port_info *ppi[] = { NULL, NULL };
- struct pci_dev *isa = NULL;
+ struct pci_dev *isa;
const struct via_isa_bridge *config;
static int printed_version;
u8 enable;
@@ -551,15 +551,13 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
if ((isa = pci_get_device(PCI_VENDOR_ID_VIA +
!!(config->flags & VIA_BAD_ID),
config->id, NULL))) {
+ u8 rev = isa->revision;
+ pci_dev_put(isa);
- if (isa->revision >= config->rev_min &&
- isa->revision <= config->rev_max)
+ if (rev >= config->rev_min && rev <= config->rev_max)
break;
- pci_dev_put(isa);
}
- pci_dev_put(isa);
-
if (!(config->flags & VIA_NO_ENABLES)) {
/* 0x40 low bits indicate enabled channels */
pci_read_config_byte(pdev, 0x40 , &enable);
--
1.6.4.2
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