Constify UI

Reviewed-by: NKurt Roeckx <kurt@openssl.org>
Reviewed-by: NRich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1215)

crypto/ui/ui_lib.c

@@ -532,7 +532,7 @@ const UI_METHOD *UI_set_method(UI *ui, const UI_METHOD *meth)
     return ui->meth;
 }
 
-UI_METHOD *UI_create_method(char *name)
+UI_METHOD *UI_create_method(const char *name)
 {
     UI_METHOD *ui_method = OPENSSL_zalloc(sizeof(*ui_method));
 

include/openssl/ui.h

@@ -269,7 +269,7 @@ enum UI_string_types {
 };
 
 /* Create and manipulate methods */
-UI_METHOD *UI_create_method(char *name);
+UI_METHOD *UI_create_method(const char *name);
 void UI_destroy_method(UI_METHOD *ui_method);
 int UI_method_set_opener(UI_METHOD *method, int (*opener) (UI *ui));
 int UI_method_set_writer(UI_METHOD *method,