ARM: 9351/1: fault: Add "cut here" line for prefetch aborts

commit 8f09b8b4fa58e99cbfd9a650b31d65cdbd8e4276 upstream.

The common pattern in arm is to emit a "8<--- cut here ---" line for
faults, but it was missing for do_PrefetchAbort(). Add it.

Cc: Wang Kefeng <[email protected]>
Cc: Ben Hutchings <[email protected]>
Cc: [email protected]
Acked-by: Ard Biesheuvel <[email protected]>
Signed-off-by: Kees Cook <[email protected]>
Signed-off-by: Russell King (Oracle) <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: kees

arch/arm/mm/fault.c

@@ -559,6 +559,7 @@ do_PrefetchAbort(unsigned long addr, unsigned int ifsr, struct pt_regs *regs)
 	if (!inf->fn(addr, ifsr | FSR_LNX_PF, regs))
 		return;
 
+	pr_alert("8<--- cut here ---\n");
 	pr_alert("Unhandled prefetch abort: %s (0x%03x) at 0x%08lx\n",
 		inf->name, ifsr, addr);