Hi,
On Tue, Jan 12, 2010 at 5:46 PM, Sam Carter <[email protected]> wrote:
> Hi Srdjan and everyone.
>
> Thanks for pointing that out, I have updated my function.
>
> ssize_t memo_write(struct file *filp, const char __user *buf, size_t count,
> loff_t *offp){
> printk("write function\n");
> ssize_t temp = -ENOMEM;
> return temp;
> }
>
> However with a clean build reboot and insmod, I am having the same error.
> I'm sure I must be missing something obvious. What could be causing this?
I'm pretty sure that your /dev/XXX device is not properly _connected_
with your file operations struct.
So please, recheck:
* /dev/XXX has proper access rights and major, minor match
the ones in your driver.
* character device handing operations.
thanks,
Daniel.
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