diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c
index 737b207c9e30d73f1378830462104f682d624da4..3003558c1a8bba4c984efe135cc1b09634d27201 100644
--- a/drivers/dax/bus.c
+++ b/drivers/dax/bus.c
@@ -1038,7 +1038,7 @@ static ssize_t range_parse(const char *opt, size_t len, struct range *range)
 {
 	unsigned long long addr = 0;
 	char *start, *end, *str;
-	ssize_t rc = EINVAL;
+	ssize_t rc = -EINVAL;
 
 	str = kstrdup(opt, GFP_KERNEL);
 	if (!str)