[gtk/gtk-3-24: 1/2] imwayland: Honour len argument in gtk_im_context_wayland_set_surrounding

[Emmanuele Bassi <ebassi src gnome org>]

commit 3c28751dee115e969a58a733f2f19e71062b9d2d
Author: Robert Mader <robert mader posteo de>
Date:   Mon Mar 16 16:26:48 2020 +0100

    imwayland: Honour len argument in gtk_im_context_wayland_set_surrounding
    
    Clients may pass not `NULL`-terminated strings as the function takes a
    `len` argument. Use that argument.

 modules/input/imwayland.c    | 2 +-
 modules/input/imwaylandgtk.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/modules/input/imwayland.c b/modules/input/imwayland.c
index 199714d046..821f2f678c 100644
--- a/modules/input/imwayland.c
+++ b/modules/input/imwayland.c
@@ -828,7 +828,7 @@ gtk_im_context_wayland_set_surrounding (GtkIMContext *context,
   context_wayland = GTK_IM_CONTEXT_WAYLAND (context);
 
   g_free (context_wayland->surrounding.text);
-  context_wayland->surrounding.text = g_strdup (text);
+  context_wayland->surrounding.text = g_strndup (text, len);
   context_wayland->surrounding.cursor_idx = cursor_index;
   /* Anchor is not exposed via the set_surrounding interface, emulating. */
   context_wayland->surrounding.anchor_idx = cursor_index;
diff --git a/modules/input/imwaylandgtk.c b/modules/input/imwaylandgtk.c
index 58a5e48c29..207891d502 100644
--- a/modules/input/imwaylandgtk.c
+++ b/modules/input/imwaylandgtk.c
@@ -598,7 +598,7 @@ gtk_im_context_wayland_set_surrounding (GtkIMContext *context,
   context_wayland = GTK_IM_CONTEXT_WAYLAND (context);
 
   g_free (context_wayland->surrounding.text);
-  context_wayland->surrounding.text = g_strdup (text);
+  context_wayland->surrounding.text = g_strndup (text, len);
   context_wayland->surrounding.cursor_idx = cursor_index;
 
   notify_surrounding_text (context_wayland);