pata_cmd640: don't read CFR pointlessly
cmd640_hardware_init() reads CFR but doesn't use the value read...
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/pata_cmd640.c b/drivers/ata/pata_cmd640.c
index 45896b3..7d2fac6 100644
--- a/drivers/ata/pata_cmd640.c
+++ b/drivers/ata/pata_cmd640.c
@@ -181,13 +181,10 @@
static void cmd640_hardware_init(struct pci_dev *pdev)
{
- u8 r;
u8 ctrl;
/* CMD640 detected, commiserations */
pci_write_config_byte(pdev, 0x5B, 0x00);
- /* Get version info */
- pci_read_config_byte(pdev, CFR, &r);
/* PIO0 command cycles */
pci_write_config_byte(pdev, CMDTIM, 0);
/* 512 byte bursts (sector) */