diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c
index ba0732fd4ed4b..a9197d2c5a48f 100644
--- a/drivers/crypto/inside-secure/safexcel_hash.c
+++ b/drivers/crypto/inside-secure/safexcel_hash.c
@@ -50,10 +50,12 @@ struct safexcel_ahash_req {
 
 static inline u64 safexcel_queued_len(struct safexcel_ahash_req *req)
 {
-	if (req->len[1] > req->processed[1])
-		return 0xffffffff - (req->len[0] - req->processed[0]);
+	u64 len, processed;
 
-	return req->len[0] - req->processed[0];
+	len = (0xffffffff * req->len[1]) + req->len[0];
+	processed = (0xffffffff * req->processed[1]) + req->processed[0];
+
+	return len - processed;
 }
 
 static void safexcel_hash_token(struct safexcel_command_desc *cdesc,