On Wed, Dec 12, 2007 at 03:45:28PM +1100, Stephen Rothwell wrote:
> On Tue, 11 Dec 2007 15:23:04 -0600 Scott Wood <[EMAIL PROTECTED]> wrote:
> >
> > #define offset_devp(off) \
> > ({ \
> > - int offset = (off); \
> > - check_err(offset) ? NULL : (void *)(offset+1); \
> >
On Tue, Dec 11, 2007 at 03:23:04PM -0600, Scott Wood wrote:
> fdt_wrapper_create_node passes a variable called offset to offset_devp(),
> which uses said parameter to initialize a local variable called offset.
>
> Due to one of the odder aspects of the C language, the result is an
> undefined vari
On Tue, 11 Dec 2007 15:23:04 -0600 Scott Wood <[EMAIL PROTECTED]> wrote:
>
> #define offset_devp(off) \
> ({ \
> - int offset = (off); \
> - check_err(offset) ? NULL : (void *)(offset+1); \
> + int _offset = (off); \
> + check_err(_offset)
fdt_wrapper_create_node passes a variable called offset to offset_devp(),
which uses said parameter to initialize a local variable called offset.
Due to one of the odder aspects of the C language, the result is an
undefined variable, with no error or warning.
Signed-off-by: Scott Wood <[EMAIL PRO
