init: fix code style

Signed-off-by: Nsun_fan <sun_fan1@hoperun.com>

services/src/init_cmds.c

@@ -242,12 +242,11 @@ static void DoSetDomainname(const char *cmdContent, int maxArg)
         INIT_LOGE("DoSetHostname failed to write %s to \"/proc/sys/kernel/domainname\". err = %d", errno);
     }
 
-    if (fd > 0) {
     close(fd);
     fd = -1;
-    }
 out:
     FreeCmd(&ctx);
+    fd = -1;
     return;
 }
 
@@ -267,12 +266,11 @@ static void DoSetHostname(const char *cmdContent, int maxArg)
         INIT_LOGE("DoSetHostname failed to write %s to \"/proc/sys/kernel/hostname\". err = %d", errno);
     }
 
-    if (fd > 0) {
     close(fd);
     fd = -1;
-    }
 out:
     FreeCmd(&ctx);
+    fd = -1;
     return;
 }