cgsnapshot: polish usage function

This change is suggested by Dhaval Giani <dhaval.giani@gmail.com>.
Polish "usage" function of cgsnapshot 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/cgsnapshot.c b/src/tools/cgsnapshot.c
index dd49c9cd6f1d0bdad8919548f79c39151c119af6..659ddd54e6e59be9970f2af6383a54ca07e7dcca 100644 (file)
--- a/src/tools/cgsnapshot.c
+++ b/src/tools/cgsnapshot.c
@@ -59,24 +59,24 @@ static void usage(int status, const char *program_name)
                fprintf(stderr, "Wrong input parameters,"
                        " try %s -h' for more information.\n",
                        program_name);
-       } else {
-               fprintf(stdout, "Usage: %s [-h] [-s] [-b FILE] "\
-                       "[-w FILE] [-f FILE] "\
-                       "[controller] [...]\n", program_name);
-               fprintf(stdout, "Generate the configuration file from "\
-                       "the given controllers of control groups\n");
-               fprintf(stdout, "  -b, --blacklist=FILE  Set the blacklist"\
-                       " configuration file (default %s)\n", BLACKLIST_CONF);
-               fprintf(stdout, "  -f, --file=FILE       Redirect the output"\
-                       " to output_file\n");
-               fprintf(stdout, "  -h, --help            Display this help\n");
-               fprintf(stdout, "  -s, --silent          Ignore all "\
-                       "warnings\n");
-               fprintf(stdout, "  -t, --strict          Don't show the "\
-                       "variables which are not on the whitelist\n");
-               fprintf(stdout, "  -w, --whitelist=FILE  Set the whitelist"\
-                       " configuration file (don't used by default)\n");
+               return;
        }
+       fprintf(stdout, "Usage: %s [-h] [-s] [-b FILE] "\
+               "[-w FILE] [-f FILE] "\
+               "[controller] [...]\n", program_name);
+       fprintf(stdout, "Generate the configuration file from "\
+               "the given controllers of control groups\n");
+       fprintf(stdout, "  -b, --blacklist=FILE  Set the blacklist"\
+               " configuration file (default %s)\n", BLACKLIST_CONF);
+       fprintf(stdout, "  -f, --file=FILE       Redirect the output"\
+               " to output_file\n");
+       fprintf(stdout, "  -h, --help            Display this help\n");
+       fprintf(stdout, "  -s, --silent          Ignore all "\
+               "warnings\n");
+       fprintf(stdout, "  -t, --strict          Don't show the "\
+               "variables which are not on the whitelist\n");
+       fprintf(stdout, "  -w, --whitelist=FILE  Set the whitelist"\
+               " configuration file (don't used by default)\n");
 }
 
 /* cache values from blacklist file to the list structure */