X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/9f021ac103d94ccde941274d1512fb84b97dee10..e9ecb46532df39b4429a086ae72c3bfa29c122ef:/sbr/netsec.c

diff --git a/sbr/netsec.c b/sbr/netsec.c
index 8a0bba66..8259704e 100644
--- a/sbr/netsec.c
+++ b/sbr/netsec.c
@@ -1023,7 +1023,7 @@ netsec_set_sasl_params(netsec_context *nsc, const char *hostname,
 	nsc->sasl_mech = mh_xstrdup(mechanism);
 
 	for (p = nsc->sasl_mech; *p; p++)
-	    if (isascii((unsigned char) *p))	/* Just in case */
+	    if (isascii((unsigned char) *p)) /* Leave non-ASCII lower alone. */
 		*p = toupper((unsigned char) *p);
     }