GSSAPI: Do not add gratuitious NUL byte to username.

Greg Hudson reported this broke Exchange 2013 authentication.

1 files changed, 1 insertions, 1 deletions

diff --git a/gssapi.c b/gssapi.c
index c2c7d94f..31247e3b 100644
--- a/gssapi.c
+++ b/gssapi.c
@@ -269,7 +269,7 @@ cancelfail:
     memcpy(buf1, &buf_size, 4);
     buf1[0] = GSSAUTH_P_NONE;
     strlcpy(buf1+4, username, sizeof(buf1) - 4); /* server decides if princ is user */
-    request_buf.length = 4 + strlen(username) + 1;
+    request_buf.length = 4 + strlen(username);
     request_buf.value = buf1;
     maj_stat = gss_wrap(&min_stat, context, 0, GSS_C_QOP_DEFAULT, &request_buf,
         &cflags, &send_token);