libudev: drop unnecessary check

sd_device_get_subsystem returns -ENOENT if subsystem is not set.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2018-11-23 09:16:11 +01:00
parent 91540eaa5c
commit 527ead383d
-2
View File
@@ -150,8 +150,6 @@ _public_ const char *udev_device_get_subsystem(struct udev_device *udev_device)
r = sd_device_get_subsystem(udev_device->device, &subsystem); r = sd_device_get_subsystem(udev_device->device, &subsystem);
if (r < 0) if (r < 0)
return_with_errno(NULL, r); return_with_errno(NULL, r);
if (!subsystem)
return_with_errno(NULL, ENODATA);
return subsystem; return subsystem;
} }