fs: use our own tools when calling the fakerooted script

export PATH=$(BR_PATH) so that the fakerooted script uses our
own tools before any of the host-system ones.

Reported-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Romain Naour <romain.naour@openwide.fr>
Reviewed-by: Romain Naour <romain.naour@openwide.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

fs/common.mk

@@ -86,7 +86,7 @@ endif
 	PATH=$(BR_PATH) $(TOPDIR)/support/scripts/mkusers $(USERS_TABLE) $(TARGET_DIR) >> $(FAKEROOT_SCRIPT)
 	echo "$$(ROOTFS_$(2)_CMD)" >> $$(FAKEROOT_SCRIPT)
 	chmod a+x $$(FAKEROOT_SCRIPT)
-	$$(HOST_DIR)/usr/bin/fakeroot -- $$(FAKEROOT_SCRIPT)
+	PATH=$(BR_PATH) $$(HOST_DIR)/usr/bin/fakeroot -- $$(FAKEROOT_SCRIPT)
 	$(INSTALL) -m 0644 support/misc/target-dir-warning.txt $$(TARGET_DIR_WARNING_FILE)
 	-@rm -f $$(FAKEROOT_SCRIPT) $$(FULL_DEVICE_TABLE)
 ifneq ($$(ROOTFS_$(2)_COMPRESS_CMD),)