Allow metadata handler to report that it doesn't record homehost.

For now, this means that the lack of a homehost doesn't always prevent
assembly.
Soon we will allow assembly anyway, but have different messages if
homehost isn't supported.

1 files changed, 2 insertions, 1 deletions

diff --git a/Assemble.c b/Assemble.c
index 65a679b..148ddbf 100644
--- a/Assemble.c
+++ b/Assemble.c
@@ -339,7 +339,8 @@ int Assemble(struct supertype *st, char *mddev, int mdfd,
 			if (homehost) {
 				int first = st->ss->match_home(st, homehost);
 				int last = tst->ss->match_home(tst, homehost);
-				if (first+last == 1) {
+				if (first != last &&
+				    (first == 1 || last == 1)) {
 					/* We can do something */
 					if (first) {/* just ignore this one */
 						if ((inargv && verbose >= 0) || verbose > 0)