Fixed crash from check_nt when -H unspecified or given multiple times (sf.net #273175...

[nagiosplug.git] / plugins / check_nt.c

diff --git a/plugins/check_nt.c b/plugins/check_nt.c
index ec944e4c45a379d9ac6365414714a5c0247e9a42..d038efe72dd51beeed116be8db8e2027db62aefc 100644 (file)
--- a/plugins/check_nt.c
+++ b/plugins/check_nt.c
@@ -522,7 +522,6 @@ int process_arguments(int argc, char **argv){
                                print_revision(progname, NP_VERSION);
                                exit(STATE_OK);
                        case 'H': /* hostname */
-                               if (server_address)     free(server_address);
                                server_address = optarg;
                                break;
                        case 's': /* password */
@@ -585,6 +584,8 @@ int process_arguments(int argc, char **argv){
                        }
 
        }
+       if (server_address == NULL)
+               usage4 (_("You must provide a server address or host name"));
 
        if (vars_to_check==CHECK_NONE)
                return ERROR;