tests: fix echi/ehci typo

While at it, simplify using $(land).
Signed-off-by: NMarc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20190926111955.17276-3-marcandre.lureau@redhat.com>
Reviewed-by: NLaurent Vivier <lvivier@redhat.com>
Reviewed-by: NThomas Huth <thuth@redhat.com>
Fixes: dad5ddce ("check: Only test usb-ehci when it is compiled in")
Signed-off-by: NThomas Huth <thuth@redhat.com>

tests/Makefile.include

@@ -182,9 +182,7 @@ check-qtest-i386-$(CONFIG_PVPANIC) += tests/pvpanic-test$(EXESUF)
 check-qtest-i386-$(CONFIG_I82801B11) += tests/i82801b11-test$(EXESUF)
 check-qtest-i386-$(CONFIG_IOH3420) += tests/ioh3420-test$(EXESUF)
 check-qtest-i386-$(CONFIG_USB_UHCI) += tests/usb-hcd-uhci-test$(EXESUF)
-ifeq ($(CONFIG_USB_ECHI)$(CONFIG_USB_UHCI),yy)
-check-qtest-i386-y += tests/usb-hcd-ehci-test$(EXESUF)
-endif
+check-qtest-i386-$(call land,$(CONFIG_USB_EHCI),$(CONFIG_USB_UHCI)) += tests/usb-hcd-ehci-test$(EXESUF)
 check-qtest-i386-$(CONFIG_USB_XHCI_NEC) += tests/usb-hcd-xhci-test$(EXESUF)
 check-qtest-i386-y += tests/cpu-plug-test$(EXESUF)
 check-qtest-i386-y += tests/q35-test$(EXESUF)