kprobes: use KSYM_NAME_LEN to size identifier buffers

Use KSYM_NAME_LEN to size identifier buffers, so that it can be easier
increased.

Signed-off-by: Joe Mario <jmario@redhat.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

kernel/kprobes.c

@@ -2066,7 +2066,7 @@ static int __init init_kprobes(void)
 {
 	int i, err = 0;
 	unsigned long offset = 0, size = 0;
-	char *modname, namebuf[128];
+	char *modname, namebuf[KSYM_NAME_LEN];
 	const char *symbol_name;
 	void *addr;
 	struct kprobe_blackpoint *kb;
@@ -2192,7 +2192,7 @@ static int __kprobes show_kprobe_addr(struct seq_file *pi, void *v)
 	const char *sym = NULL;
 	unsigned int i = *(loff_t *) v;
 	unsigned long offset = 0;
-	char *modname, namebuf[128];
+	char *modname, namebuf[KSYM_NAME_LEN];
 
 	head = &kprobe_table[i];
 	preempt_disable();