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terminal: check for errors when initializing text renderer

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We need to check for errors, otherwise, the text-renderer may be invalid
and we will never be able to render on it.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-08-10 11:51:02 +02:00
parent 4e9ad1b915
commit ac8cc08f41
1 changed files with 7 additions and 1 deletions

8
src/terminal.c

@ -191,7 +191,11 @@ static int add_display(struct kmscon_terminal *term, struct uterm_display *disp)
goto err_font; goto err_font;
} }
kmscon_text_set(scr->txt, scr->font, scr->screen); ret = kmscon_text_set(scr->txt, scr->font, scr->screen);
if (ret) {
log_error("cannot set text-renderer parameters");
goto err_text;
}
cols = kmscon_text_get_cols(scr->txt); cols = kmscon_text_get_cols(scr->txt);
rows = kmscon_text_get_rows(scr->txt); rows = kmscon_text_get_rows(scr->txt);
@ -204,6 +208,8 @@ static int add_display(struct kmscon_terminal *term, struct uterm_display *disp)
uterm_display_ref(scr->disp); uterm_display_ref(scr->disp);
return 0; return 0;
err_text:
kmscon_text_unref(scr->txt);
err_font: err_font:
kmscon_font_unref(scr->font); kmscon_font_unref(scr->font);
err_screen: err_screen: