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ui/gtk-gl-area: Plug memleak in gd_gl_area_create_context() 

Receiving error in local variable err, and forgot to free it.
This patch check the return value of 'gdk_window_create_gl_context'
and 'gdk_gl_context_realize', then free err to fix it.

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Message-Id: <20200831134315.1221-6-pannengyuan@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Pan Nengyuan 2020-08-31 09:43:10 -04:00 committed by Gerd Hoffmann
parent 67a7bfe560
commit 2cd1e3f915
1 changed files with 11 additions and 0 deletions
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11
ui/gtk-gl-area.c
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@ -147,10 +147,21 @@ QEMUGLContext gd_gl_area_create_context(DisplayChangeListener *dcl,
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
window = gtk_widget_get_window(vc->gfx.drawing_area);
ctx = gdk_window_create_gl_context(window, &err);
if (err) {
g_printerr("Create gdk gl context failed: %s\n", err->message);
g_error_free(err);
return NULL;
}
gdk_gl_context_set_required_version(ctx,
params->major_ver,
params->minor_ver);
gdk_gl_context_realize(ctx, &err);
if (err) {
g_printerr("Realize gdk gl context failed: %s\n", err->message);
g_error_free(err);
g_clear_object(&ctx);
return NULL;
}
return ctx;
}