package/mdadm: add license information

Signed-off-by: Christophe Vu-Brugier <cvubrugier@lacie.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/mdadm/mdadm.mk

@@ -7,6 +7,8 @@
 MDADM_VERSION = 3.2.6
 MDADM_SOURCE = mdadm-$(MDADM_VERSION).tar.bz2
 MDADM_SITE = $(BR2_KERNEL_MIRROR)/linux/utils/raid/mdadm
+MDADM_LICENSE = GPLv2+
+MDADM_LICENSE_FILES = COPYING
 
 MDADM_MAKE_OPT = \
 	CFLAGS="$(TARGET_CFLAGS)" CC="$(TARGET_CC)" -C $(MDADM_DIR) mdadm