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backend-drm: fix leak in drm_device_create()

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Found by ASan, now that this function is used for the primary DRM device
as well.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
This commit is contained in:
Pekka Paalanen 2026-02-24 15:47:52 +02:00 • committed by Derek Foreman
parent dfb4be7904
commit d4d4dc6771
1 changed files with 7 additions and 2 deletions
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9
libweston/backend-drm/drm.c
View file

@ -4488,7 +4488,7 @@ drm_device_create(struct drm_backend *backend,
wl_list_init(&device->crtc_list);
if (drm_backend_create_crtc_list(device, res) == -1) {
weston_log("Failed to create CRTC list for DRM-backend\n");
goto err;
goto err_res;
}
loop = wl_display_get_event_loop(compositor->wl_display);
@ -4504,7 +4504,7 @@ drm_device_create(struct drm_backend *backend,
wl_list_init(&device->writeback_connector_list);
if (drm_backend_discover_connectors(device, device->kms_device->udev_device, res) < 0) {
weston_log("Failed to create heads for %s\n", device->kms_device->filename);
goto err;
goto err_res;
}
/* 'compute' faked zpos values in case HW doesn't expose any */
@ -4512,7 +4512,12 @@ drm_device_create(struct drm_backend *backend,
wl_list_insert(backend->kms_list.prev, &device->link);
drmModeFreeResources(res);
return device;
err_res:
drmModeFreeResources(res);
err:
return NULL;
}