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author | Simon Ser <contact@emersion.fr> | 2021-04-20 17:21:05 +0200 |
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committer | Simon Ser <contact@emersion.fr> | 2021-04-20 17:22:06 +0200 |
commit | 6327f1b36196d5b6e22be9c9f839f29d5f23f346 (patch) | |
tree | fb97a1013eaceb17ddfb140b6af4b5ffc76c43ed /sway | |
parent | Prevent use-after-free on first bar subcommand error (diff) | |
download | sway-6327f1b36196d5b6e22be9c9f839f29d5f23f346.tar.gz sway-6327f1b36196d5b6e22be9c9f839f29d5f23f346.tar.zst sway-6327f1b36196d5b6e22be9c9f839f29d5f23f346.zip |
Avoid creating zero-sized textures for titlebars
Creating a zero-sized wlr_texture is incorrect.
Diffstat (limited to 'sway')
-rw-r--r-- | sway/tree/container.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sway/tree/container.c b/sway/tree/container.c index 43fe6944..47772b62 100644 --- a/sway/tree/container.c +++ b/sway/tree/container.c | |||
@@ -531,6 +531,10 @@ static void update_title_texture(struct sway_container *con, | |||
531 | cairo_surface_destroy(dummy_surface); | 531 | cairo_surface_destroy(dummy_surface); |
532 | cairo_destroy(c); | 532 | cairo_destroy(c); |
533 | 533 | ||
534 | if (width == 0 || height == 0) { | ||
535 | return; | ||
536 | } | ||
537 | |||
534 | cairo_surface_t *surface = cairo_image_surface_create( | 538 | cairo_surface_t *surface = cairo_image_surface_create( |
535 | CAIRO_FORMAT_ARGB32, width, height); | 539 | CAIRO_FORMAT_ARGB32, width, height); |
536 | cairo_t *cairo = cairo_create(surface); | 540 | cairo_t *cairo = cairo_create(surface); |