kprobes/parisc: remove arch_kprobe_on_func_entry()

The common kprobes provides a weak implementation of
arch_kprobe_on_func_entry(). The parisc version is the same as the
common version, so remove it.
Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Acked-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>

arch/parisc/kernel/kprobes.c

@@ -281,10 +281,6 @@ int __kprobes arch_trampoline_kprobe(struct kprobe *p)
 {
 	return p->addr == trampoline_p.addr;
 }
-bool arch_kprobe_on_func_entry(unsigned long offset)
-{
-	return !offset;
-}
 
 int __init arch_init_kprobes(void)
 {