1 files changed, 8 insertions, 7 deletions

diff --git a/networking/tftp.c b/networking/tftp.c
index 5baa80448..73a9829aa 100644
--- a/networking/tftp.c
+++ b/networking/tftp.c
@@ -761,15 +761,16 @@ int tftp_main(int argc UNUSED_PARAM, char **argv)
 
         INIT_G();
 
-        /* -p or -g is mandatory, and they are mutually exclusive */
-        opt_complementary = "" IF_FEATURE_TFTP_GET("g:") IF_FEATURE_TFTP_PUT("p:")
-                        IF_GETPUT("g--p:p--g:");
-
-        IF_GETPUT(opt =) getopt32(argv,
+        IF_GETPUT(opt =) getopt32(argv, "^"
                         IF_FEATURE_TFTP_GET("g") IF_FEATURE_TFTP_PUT("p")
-                                "l:r:" IF_FEATURE_TFTP_BLOCKSIZE("b:"),
+                        "l:r:" IF_FEATURE_TFTP_BLOCKSIZE("b:")
+                        "\0"
+                        /* -p or -g is mandatory, and they are mutually exclusive */
+                        IF_FEATURE_TFTP_GET("g:") IF_FEATURE_TFTP_PUT("p:")
+                        IF_GETPUT("g--p:p--g:"),
                         &local_file, &remote_file
-                        IF_FEATURE_TFTP_BLOCKSIZE(, &blksize_str));
+                        IF_FEATURE_TFTP_BLOCKSIZE(, &blksize_str)
+        );
         argv += optind;
 
 # if ENABLE_FEATURE_TFTP_BLOCKSIZE