[libnotify] notification: Avoid creating a new hint variant when nothing has changed

[Marco Trevisan <marcotrevi src gnome org>]

commit b2d6712b15f46f536054b31d1c8ccce739004faa
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Fri Apr 22 00:49:38 2022 +0200

    notification: Avoid creating a new hint variant when nothing has changed

 libnotify/notification.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libnotify/notification.c b/libnotify/notification.c
index a451d84..c2d2c72 100644
--- a/libnotify/notification.c
+++ b/libnotify/notification.c
@@ -1021,7 +1021,7 @@ get_parsed_variant (NotifyNotification *notification,
         const char *str = g_variant_get_string (variant, NULL);
         gchar *parsed = str_parser (notification, str);
 
-        if (parsed != NULL) {
+        if (parsed != NULL && g_strcmp0 (str, parsed) != 0) {
                 g_variant_unref (variant);
                 variant = g_variant_new_take_string (parsed);
         }