ip-link: cut one level indentation

Cut one level indentation to make things easier to read.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>

diff --git a/ip/iplink.c b/ip/iplink.c
index 520f7508e2b22030ff49cc0394049f5cbadfd6e7..504aa74e9eb639892109549152841fd5da0a23d3 100644 (file)
--- a/ip/iplink.c
+++ b/ip/iplink.c
@@ -1184,40 +1184,41 @@ static void do_help(int argc, char **argv)
 
 int do_iplink(int argc, char **argv)
 {
-       if (argc > 0) {
-               if (iplink_have_newlink()) {
-                       if (matches(*argv, "add") == 0)
-                               return iplink_modify(RTM_NEWLINK,
-                                                    NLM_F_CREATE|NLM_F_EXCL,
-                                                    argc-1, argv+1);
-                       if (matches(*argv, "set") == 0 ||
-                           matches(*argv, "change") == 0)
-                               return iplink_modify(RTM_NEWLINK, 0,
-                                                    argc-1, argv+1);
-                       if (matches(*argv, "replace") == 0)
-                               return iplink_modify(RTM_NEWLINK,
-                                                    NLM_F_CREATE|NLM_F_REPLACE,
-                                                    argc-1, argv+1);
-                       if (matches(*argv, "delete") == 0)
-                               return iplink_modify(RTM_DELLINK, 0,
-                                                    argc-1, argv+1);
-               } else {
+       if (argc < 1)
+               return ipaddr_list_link(0, NULL);
+
+       if (iplink_have_newlink()) {
+               if (matches(*argv, "add") == 0)
+                       return iplink_modify(RTM_NEWLINK,
+                                       NLM_F_CREATE|NLM_F_EXCL,
+                                       argc-1, argv+1);
+               if (matches(*argv, "set") == 0 ||
+                               matches(*argv, "change") == 0)
+                       return iplink_modify(RTM_NEWLINK, 0,
+                                       argc-1, argv+1);
+               if (matches(*argv, "replace") == 0)
+                       return iplink_modify(RTM_NEWLINK,
+                                       NLM_F_CREATE|NLM_F_REPLACE,
+                                       argc-1, argv+1);
+               if (matches(*argv, "delete") == 0)
+                       return iplink_modify(RTM_DELLINK, 0,
+                                       argc-1, argv+1);
+       } else {
 #if IPLINK_IOCTL_COMPAT
-                       if (matches(*argv, "set") == 0)
-                               return do_set(argc-1, argv+1);
+               if (matches(*argv, "set") == 0)
+                       return do_set(argc-1, argv+1);
 #endif
-               }
-               if (matches(*argv, "show") == 0 ||
-                   matches(*argv, "lst") == 0 ||
-                   matches(*argv, "list") == 0)
-                       return ipaddr_list_link(argc-1, argv+1);
-               if (matches(*argv, "help") == 0) {
-                       do_help(argc-1, argv+1);
-                       return 0;
-               }
-       } else
-               return ipaddr_list_link(0, NULL);
+       }
+       if (matches(*argv, "show") == 0 ||
+                       matches(*argv, "lst") == 0 ||
+                       matches(*argv, "list") == 0)
+               return ipaddr_list_link(argc-1, argv+1);
+       if (matches(*argv, "help") == 0) {
+               do_help(argc-1, argv+1);
+               return 0;
+       }
 
-       fprintf(stderr, "Command \"%s\" is unknown, try \"ip link help\".\n", *argv);
+       fprintf(stderr, "Command \"%s\" is unknown, try \"ip link help\".\n",
+                       *argv);
        exit(-1);
 }