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 <scottwood@freescale.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
#define offset_devp(off) \
({ \
- int offset = (off); \
- check_err(offset) ? NULL : (void *)(offset+1); \
+ int _offset = (off); \
+ check_err(_offset) ? NULL : (void *)(_offset+1); \
})
#define devp_offset(devp) (((int)(devp))-1)