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security-context-v1: fix possible leaks on wl_client_create() and state copying errors

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This commit is contained in:
Kirill Primak 2024-01-17 02:22:21 +03:00 committed by Simon Ser
parent d18670b922
commit 58bb49a00b
1 changed files with 16 additions and 9 deletions
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25
types/wlr_security_context_v1.c
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@ -100,13 +100,18 @@ static void security_context_destroy(
free(security_context);
}
static void security_context_client_destroy(
struct wlr_security_context_v1_client *security_context_client) {
wl_list_remove(&security_context_client->destroy.link);
security_context_state_finish(&security_context_client->state);
free(security_context_client);
}
static void security_context_client_handle_destroy(struct wl_listener *listener,
void *data) {
struct wlr_security_context_v1_client *security_context_client =
wl_container_of(listener, security_context_client, destroy);
wl_list_remove(&security_context_client->destroy.link);
security_context_state_finish(&security_context_client->state);
free(security_context_client);
security_context_client_destroy(security_context_client);
}
static int security_context_handle_listen_fd_event(int listen_fd, uint32_t mask,
@ -139,17 +144,19 @@ static int security_context_handle_listen_fd_event(int listen_fd, uint32_t mask,
if (client == NULL) {
wlr_log(WLR_ERROR, "wl_client_create failed");
close(client_fd);
return 0;
}
if (!security_context_state_copy(&security_context_client->state,
&security_context->state)) {
wl_client_post_no_memory(client);
free(security_context_client);
return 0;
}
security_context_client->destroy.notify = security_context_client_handle_destroy;
wl_client_add_destroy_listener(client, &security_context_client->destroy);
if (!security_context_state_copy(&security_context_client->state,
&security_context->state)) {
security_context_client_destroy(security_context_client);
wl_client_post_no_memory(client);
return 0;
}
}
return 0;