Use --help suggestion on invalid option

[thirdparty/util-linux.git] / login-utils / su-common.c

diff --git a/login-utils/su-common.c b/login-utils/su-common.c
index 0928a2b1affdafdd464b50cf2f2255bc68eec591..6a50222efc5ee54d7e16e944b9f1733ef4828833 100644 (file)
--- a/login-utils/su-common.c
+++ b/login-utils/su-common.c
@@ -856,7 +856,7 @@ su_main (int argc, char **argv, int mode)
          exit(EXIT_SUCCESS);
 
        default:
-         usage (EXIT_FAILURE);
+         errtryhelp(EXIT_FAILURE);
        }
     }