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USB: usbtmc: fix stupid bug in open() 

open() will never succeed, as we always return -ENODEV.  Fix this
obvious bug.

Thanks to Jouni Ryno for reporting it.

Reported-by: Jouni Ryno <Jouni.Ryno@fmi.fi>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2009-03-10 20:42:55 -07:00
parent ee568b25ee
commit 5b10916ea0
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/class/usbtmc.c
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@ -106,12 +106,13 @@ static int usbtmc_open(struct inode *inode, struct file *filp)
{
struct usb_interface *intf;
struct usbtmc_device_data *data;
int retval = -ENODEV;
int retval = 0;
intf = usb_find_interface(&usbtmc_driver, iminor(inode));
if (!intf) {
printk(KERN_ERR KBUILD_MODNAME
": can not find device for minor %d", iminor(inode));
retval = -ENODEV;
goto exit;
}