Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
/* Checks if the fp is valid */
static inline int invalid_frame_pointer(void __user *fp, int fplen)
{
- if ((((unsigned long) fp) & 7) ||
- !__access_ok((unsigned long)fp, fplen) ||
- ((sparc_cpu_model == sun4 || sparc_cpu_model == sun4c) &&
- ((unsigned long) fp < 0xe0000000 && (unsigned long) fp >= 0x20000000)))
+ if ((((unsigned long) fp) & 7) || !__access_ok((unsigned long)fp, fplen))
return 1;
-
+
return 0;
}