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fixup: wl_monitors_query returns scr->heads directly instead of making a copy (avoids leak)

This commit is contained in:
lkn 2026-06-06 17:50:01 +02:00
parent c5ba4baea0
commit 3fc416a9b6
1 changed files with 4 additions and 11 deletions
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15
src/backend/wayland/wl_screen.c
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@ -596,19 +596,12 @@ wl_monitors_query(WScreen *scr, WHeadGeometry **heads_out, int *count_out)
return;
}
/* Rebuild head data from current layout */
/* Rebuild head data from current layout.
* The caller takes ownership of the returned head array
* (freed on the next call to wl_screen_refresh_heads). */
wl_screen_refresh_heads(scr);
if (scr->head_count == 0 || !scr->heads) {
*heads_out = NULL;
*count_out = 0;
return;
}
/* Return a copy the caller owns */
WHeadGeometry *out = wmalloc(sizeof(WHeadGeometry) * scr->head_count);
memcpy(out, scr->heads, sizeof(WHeadGeometry) * scr->head_count);
*heads_out = out;
*heads_out = scr->heads;
*count_out = scr->head_count;
}