cgconfig: polish usage function

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

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

diff --git a/src/tools/cgconfig.c b/src/tools/cgconfig.c
index 5f19f70828b8754f38d79c57ea09e8ec36eb0033..cee007ec714cc5c7c67b658ea0a15588a850fb0c 100644 (file)
--- a/src/tools/cgconfig.c
+++ b/src/tools/cgconfig.c
@@ -40,29 +40,28 @@ static void usage(int status, char *progname)
        if (status != 0) {
                fprintf(stderr, "Wrong input parameters, "\
                        "try %s -h' for more information.\n", progname);
-       } else {
-               printf("Usage: %s [-h] [-f mode] [-d mode] [-s mode] "\
-                       "[-t <tuid>:<tgid>] [-a <agid>:<auid>] "\
-                       "[-l FILE] [-L DIR] ...\n", basename(progname));
-               printf("Parse and load the specified cgroups "\
-                       "configuration file\n");
-               printf("\n");
-               printf("  -h, --help                    Display this help\n");
-               printf("  -l, --load=FILE               Parse and load "\
-                       "the cgroups configuration file\n");
-               printf("  -L, --load-directory=DIR      Parse and load "\
-                       "the cgroups configuration files from a directory\n");
-               printf("  -a <tuid>:<tgid>              Default owner of "\
-                       "groups files and directories\n");
-               printf("  -d, --dperm=mode              Default group "\
-                       "directory permissions\n");
-               printf("  -f, --fperm=mode              Default group file "\
-                       "permissions\n");
-               printf("  -s, --tperm=mode              Default tasks file "\
-                       "permissions\n");
-               printf("  -t <tuid>:<tgid>              Default owner of "\
-                       "the tasks file\n");
+               return;
        }
+       printf("Usage: %s [-h] [-f mode] [-d mode] [-s mode] "\
+               "[-t <tuid>:<tgid>] [-a <agid>:<auid>] [-l FILE] "\
+               "[-L DIR] ...\n", basename(progname));
+       printf("\n");
+       printf("Parse and load the specified cgroups configuration file\n");
+       printf("  -h, --help                    Display this help\n");
+       printf("  -l, --load=FILE               Parse and load the cgroups "\
+               "configuration file\n");
+       printf("  -L, --load-directory=DIR      Parse and load the cgroups "\
+               "configuration files from a directory\n");
+       printf("  -a <tuid>:<tgid>              Default owner of groups files "\
+               "and directories\n");
+       printf("  -d, --dperm=mode              Default group directory "\
+               "permissions\n");
+       printf("  -f, --fperm=mode              Default group file "\
+               "permissions\n");
+       printf("  -s, --tperm=mode              Default tasks file "\
+               "permissions\n");
+       printf("  -t <tuid>:<tgid>              Default owner of the tasks "\
+               "file\n");
 }
 
 int main(int argc, char *argv[])