udev: check the return value from udev_enumerate_scan_devices

The return value from udev_enumerate_scan_devices was stored but
never used. I assume this was meant to be checked.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/udev/udevd.c b/src/udev/udevd.c
index 160360e63..a45d3240c 100644
--- a/src/udev/udevd.c
+++ b/src/udev/udevd.c
@@ -780,6 +780,8 @@ static int synthesize_change(struct udev_device *dev) {
                         return r;
 
                 r = udev_enumerate_scan_devices(e);
+                if (r < 0)
+                        return r;
 
                 udev_list_entry_foreach(item, udev_enumerate_get_list_entry(e)) {
                         _cleanup_udev_device_unref_ struct udev_device *d = NULL;