1 files changed, 1 insertions, 0 deletions
diff --git a/Monitor.c b/Monitor.c
index 6b0c760..54193f5 100644
--- a/Monitor.c
+++ b/Monitor.c
@@ -403,6 +403,7 @@ int Monitor(mddev_dev_t devlist,
 			struct mdstat_ent *mse;
 			for (mse=mdstat; mse; mse=mse->next)
 				if (mse->devnum != INT_MAX &&
+				    mse->level &&
 				    (strcmp(mse->level, "raid0")!=0 &&
 				     strcmp(mse->level, "linear")!=0)
 					) {