Give error if --incremental --scan also has a device name given.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/mdadm.c b/mdadm.c
index f55a035c..d3cf0fad 100644
--- a/mdadm.c
+++ b/mdadm.c
@@ -1527,6 +1527,11 @@ int main(int argc, char *argv[])
 			RebuildMap();
 		}
 		if (c.scan) {
+			rv = 1;
+			if (devlist) {
+				pr_err("In --incremental mode, a device cannot be given with --scan.\n");
+				break;
+			}
 			if (c.runstop <= 0) {
 				pr_err("--incremental --scan meaningless without --run.\n");
 				break;