cgclassify: polish usage function

This change is suggested by Dhaval Giani <dhaval.giani@gmail.com>.
Polish "usage function and remove a level of indentation.

Signed-off-by: Ivana Hutarova Varekova <varekova@redhat.com>
Acked-by: Jan Safranek <jsafrane@redhat.com>
Acked-by: Dhaval Giani <dhaval.giani@gmail.com>

diff --git a/src/tools/cgclassify.c b/src/tools/cgclassify.c
index 2f80aca3fd64f17167599eca9819ba8fa5272e09..bb54424e62da2c8db1eb052e75f651b43ea08909 100644 (file)
--- a/src/tools/cgclassify.c
+++ b/src/tools/cgclassify.c
@@ -37,19 +37,17 @@ static void usage(int status, const char *program_name)
                fprintf(stderr, "Wrong input parameters,"
                        " try %s -h' for more information.\n",
                        program_name);
-       } else {
-               printf("Usage: %s"\
-                       "[-g <controllers>:<path>]"
-                       "[--sticky | --cancel-sticky] <list of pids>\n",
-                       program_name);
-               printf("Move running task(s) to given cgroups\n");
-               printf("  -g <controllers>:<path>       Control group "\
-                       "to be displayed (-g is optional)\n");
-               printf("  --sticky                      cgred daemon "\
-                       "does not change pidlist and children tasks\n");
-               printf("  --cancel-sticky                       cgred daemon "\
-                       "change pidlist and children tasks\n");
+               return;
        }
+       printf("Usage: %s [-g <controllers>:<path>] "\
+               "[--sticky | --cancel-sticky] <list of pids>\n", program_name);
+       printf("Move running task(s) to given cgroups\n");
+       printf("  -g <controllers>:<path>       Control group to be displayed "\
+               "(-g is optional)\n");
+       printf("  --sticky                      cgred daemon does not change "\
+               "pidlist and children tasks\n");
+       printf("  --cancel-sticky               cgred daemon change pidlist "\
+               "and children tasks\n");
 }
 
 /*