Fix C source file in Doc/laptop-mode.txt to compile.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
     int settle_time = 60;
 
     /* Parse the simple command-line */
-    if (ac == 2)
-       disk = av[1];
-    else if (ac == 4) {
-       settle_time = atoi(av[2]);
-       disk = av[3];
+    if (argc == 2)
+       disk = argv[1];
+    else if (argc == 4) {
+       settle_time = atoi(argv[2]);
+       disk = argv[3];
     } else
        usage();