[PATCH] fs/proc/proc_tty.c: avoid array

No need for an array here.  Therefore no need to worry about possible
overflows.  seq_printf() can handle this.
Signed-off-by: walter harms <wharms@bfs.de>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/proc/proc_tty.c

@@ -32,10 +32,8 @@ static void show_tty_range(struct seq_file *m, struct tty_driver *p,
 	seq_printf(m, "%-20s ", p->driver_name ? p->driver_name : "unknown");
 	seq_printf(m, "/dev/%-8s ", p->name);
 	if (p->num > 1) {
-		char	range[20];
-		sprintf(range, "%d-%d", MINOR(from),
+		seq_printf(m, "%3d %d-%d ", MAJOR(from), MINOR(from),
 			MINOR(from) + num - 1);
-		seq_printf(m, "%3d %7s ", MAJOR(from), range);
 	} else {
 		seq_printf(m, "%3d %7d ", MAJOR(from), MINOR(from));
 	}