rgw: Removed unreachable returns

Removed unreachable returns as the usage() always exits the process.

Signed-off-by: Jos Collin <jcollin@redhat.com>

diff --git a/src/rgw/rgw_admin.cc b/src/rgw/rgw_admin.cc
index f372d4719b271fd68b0014234dc5db04ab76fa9f..280d1bc42bed629e5b485990740ac82e109854e5 100644 (file)
--- a/src/rgw/rgw_admin.cc
+++ b/src/rgw/rgw_admin.cc
@@ -53,7 +53,7 @@ using namespace std;
 
 static RGWRados *store = NULL;
 
-void _usage()
+void usage()
 {
   cout << "usage: radosgw-admin <cmd> [options...]" << std::endl;
   cout << "commands:\n";
@@ -325,12 +325,6 @@ void _usage()
   generic_client_usage();
 }
 
-int usage()
-{
-  _usage();
-  return 1;
-}
-
 enum {
   OPT_NO_CMD = 0,
   OPT_USER_CREATE,
@@ -2410,7 +2404,7 @@ int main(int argc, const char **argv)
       break;
     } else if (ceph_argparse_flag(args, i, "-h", "--help", (char*)NULL)) {
       usage();
-      return 0;
+      assert(false);
     } else if (ceph_argparse_witharg(args, i, &val, "-i", "--uid", (char*)NULL)) {
       user_id.from_str(val);
     } else if (ceph_argparse_witharg(args, i, &val, "--tenant", (char*)NULL)) {
@@ -2451,7 +2445,8 @@ int main(int argc, const char **argv)
         key_type = KEY_TYPE_S3;
       } else {
         cerr << "bad key type: " << key_type_str << std::endl;
-        return usage();
+        usage();
+       assert(false);
       }
     } else if (ceph_argparse_witharg(args, i, &val, "--job-id", (char*)NULL)) {
       job_id = val;
@@ -2564,7 +2559,8 @@ int main(int argc, const char **argv)
       bucket_id = val;
       if (bucket_id.empty()) {
         cerr << "bad bucket-id" << std::endl;
-        return usage();
+        usage();
+       assert(false);
       }
     } else if (ceph_argparse_witharg(args, i, &val, "--format", (char*)NULL)) {
       format = val;
@@ -2738,7 +2734,8 @@ int main(int argc, const char **argv)
   }
 
   if (args.empty()) {
-    return usage();
+    usage();
+    assert(false);
   }
   else {
     const char *prev_cmd = NULL;
@@ -2748,7 +2745,8 @@ int main(int argc, const char **argv)
       opt_cmd = get_cmd(*i, prev_cmd, prev_prev_cmd, &need_more);
       if (opt_cmd < 0) {
        cerr << "unrecognized arg " << *i << std::endl;
-       return usage();
+       usage();
+       assert(false);
       }
       if (!need_more) {
        ++i;
@@ -2758,8 +2756,10 @@ int main(int argc, const char **argv)
       prev_cmd = *i;
     }
 
-    if (opt_cmd == OPT_NO_CMD)
-      return usage();
+    if (opt_cmd == OPT_NO_CMD) {
+      usage();
+      assert(false);
+    }
 
     /* some commands may have an optional extra param */
     if (i != args.end()) {
@@ -2815,7 +2815,8 @@ int main(int argc, const char **argv)
     formatter = new JSONFormatter(pretty_format);
   else {
     cerr << "unrecognized format: " << format << std::endl;
-    return usage();
+    usage();
+    assert(false);
   }
 
   realm_name = g_conf->rgw_realm;
@@ -4937,7 +4938,8 @@ int main(int argc, const char **argv)
   if (opt_cmd == OPT_LOG_SHOW || opt_cmd == OPT_LOG_RM) {
     if (object.empty() && (date.empty() || bucket_name.empty() || bucket_id.empty())) {
       cerr << "specify an object or a date, bucket and bucket-id" << std::endl;
-      return usage();
+      usage();
+      assert(false);
     }
 
     string oid;
@@ -5035,7 +5037,8 @@ next:
   if (opt_cmd == OPT_POOL_ADD) {
     if (pool_name.empty()) {
       cerr << "need to specify pool to add!" << std::endl;
-      return usage();
+      usage();
+      assert(false);
     }
 
     int ret = store->add_bucket_placement(pool);
@@ -5046,7 +5049,8 @@ next:
   if (opt_cmd == OPT_POOL_RM) {
     if (pool_name.empty()) {
       cerr << "need to specify pool to remove!" << std::endl;
-      return usage();
+      usage();
+      assert(false);
     }
 
     int ret = store->remove_bucket_placement(pool);