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backend/multi: add asserts in wlr_multi_backend_add

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Simon Zeni 2021-11-19 10:44:45 -05:00
parent 33eba9080c
commit 25bb92faee
1 changed files with 3 additions and 0 deletions
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3
backend/multi/backend.c
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@ -189,6 +189,9 @@ static struct subbackend_state *multi_backend_get_subbackend(struct wlr_multi_ba
bool wlr_multi_backend_add(struct wlr_backend *_multi, bool wlr_multi_backend_add(struct wlr_backend *_multi,
struct wlr_backend *backend) { struct wlr_backend *backend) {
assert(_multi && backend);
assert(_multi != backend);
struct wlr_multi_backend *multi = multi_backend_from_backend(_multi); struct wlr_multi_backend *multi = multi_backend_from_backend(_multi);
if (multi_backend_get_subbackend(multi, backend)) { if (multi_backend_get_subbackend(multi, backend)) {