lkml.org 
[lkml]   [2006]   [Jan]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: need for packed attribute
On Fri, Jan 06, 2006 at 06:38:46PM +0000, Russell King wrote:
> > /* All standard descriptors have these 2 fields at the beginning */
> > struct usb_descriptor_header {
> > __u8 bLength;
> > __u8 bDescriptorType;
> > };
>
> sizeof(struct usb_descriptor_header) will be 4 on ARM. If this
> concerns you, you need to pack the structure thusly:

Interesting. Perhaps we should add -Wpadded to CFLAGS in order to remind
people, although that might take a fair bit of work to clean up existing
structure definitions.

-ben
--
"You know, I've seen some crystals do some pretty trippy shit, man."
Don't Email: <dont@kvack.org>.
-
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: 2006-01-12 19:38    [W:0.158 / U:0.196 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site