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terminal: fix unregistering display callbacks when removing screens

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We must unregister the display callback when removing a screen. Otherwise,
we keep writing to the screen memory which becomes invalid then.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-12-01 18:22:38 +01:00
parent 4cd7b696d3
commit 00297c43cc
1 changed files with 1 additions and 0 deletions
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src/kmscon_terminal.c
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@ -295,6 +295,7 @@ static void free_screen(struct screen *scr, bool update)
kmscon_text_unref(scr->txt);
kmscon_font_unref(scr->bold_font);
kmscon_font_unref(scr->font);
uterm_display_unregister_cb(scr->disp, display_event, scr);
uterm_display_unref(scr->disp);
free(scr);