talons

commit 61b7a029bb2089eeb80e3bafbf944266c6a6c046
parent a22303ce00367add653f0b87d8e2d301bb15e9f9
Author: Andrej Kacian <ticho@claws-mail.org>
Date:   Wed, 24 Aug 2016 13:39:33 +0200

Do a basic check for widget validity in CLAWS_SET_TIP().

Inspired by patch in bug #3678.

Diffstat:
M
src/gtk/gtkutils.h
 | 
12
+++++++-----

1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/src/gtk/gtkutils.h b/src/gtk/gtkutils.h
@@ -202,11 +202,13 @@ claws_input_add    (gint	      source,
 		    gpointer	      data,
 		    gboolean          is_sock);
 
-#define CLAWS_SET_TIP(widget,tip) { 					\
-	if (tip != NULL)						\
-		gtk_widget_set_tooltip_text(GTK_WIDGET(widget), tip); 	\
-	else								\
-		gtk_widget_set_has_tooltip(GTK_WIDGET(widget), FALSE);	\
+#define CLAWS_SET_TIP(widget,tip) { 						\
+	if (widget != NULL) {							\
+		if (tip != NULL)						\
+			gtk_widget_set_tooltip_text(GTK_WIDGET(widget), tip); 	\
+		else								\
+			gtk_widget_set_has_tooltip(GTK_WIDGET(widget), FALSE);	\
+	}									\
 }
 
 #if (defined USE_GNUTLS && GLIB_CHECK_VERSION(2,22,0))