[PATCH] attr: use u-a for setfattr

[Martin Jansa <martin.jansa@gmail.com>]

setfattr is now provided also by busybox since 1.29.2 upgrade and
do_rootfs is failing with:
update-alternatives: Error: not linking usr/bin/setfattr to /bin/busybox.nosuid since
usr/bin/setfattr exists and is not a link

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
---
 meta/recipes-support/attr/attr.inc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/meta/recipes-support/attr/attr.inc b/meta/recipes-support/attr/attr.inc
index 24ef5adfd3..9fc0f33cce 100644
--- a/meta/recipes-support/attr/attr.inc
+++ b/meta/recipes-support/attr/attr.inc
@@ -23,7 +23,11 @@ do_install_append() {
 	    s,^libdir=\'${base_libdir}\'$,libdir=\'${libdir}\',
 }
 
-inherit ptest
+inherit ptest update-alternatives
+
+ALTERNATIVE_PRIORITY = "100"
+ALTERNATIVE_${PN} = "setfattr"
+ALTERNATIVE_TARGET[setfattr] = "${bindir}/setfattr"
 
 do_install_ptest() {
 	tar -c --exclude=ext test/ | ( cd ${D}${PTEST_PATH} && tar -xf - )
-- 
2.17.1