Messages in this thread Patch in this message | | | From | Jiri Slaby <> | Subject | [PATCH -repost 1/1] ATA: pata_via, fix double put on isa bridge | Date | Fri, 9 Oct 2009 16:03:52 +0200 |
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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@gmail.com> Cc: Jeff Garzik <jgarzik@pobox.com> --- 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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