lkml.org 
[lkml]   [2003]   [Apr]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Compilation Error: variable has intializer but incomplete type
>i am trying to learn and write device driver on linux kernel 2.4 redhat
> distribution
>
>iam getting compilation errors for driver code.
>struct file_operations my_ops ={NULL,my_read,my_write,NULL,NULL,NULL
>NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
>NULL };
>
>ERROR -> my_ops has intializer but incomplete type

This is not a good way to do it. See e.g. fs/pipe.c#read_fifo_fops
for an easier approach:

struct file_operations read_fifo_fops = {
llseek: no_llseek,
read: pipe_read,
write: bad_pipe_w,
poll: fifo_poll,
ioctl: pipe_ioctl,
open: pipe_read_open,
release: pipe_read_release,
};


--
Marcus Alanen
maalanen@abo.fi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:34    [W:0.040 / U:0.744 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site