diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
index d865fd4a098c..9846cbeb3449 100644
--- a/drivers/crypto/sa2ul.c
+++ b/drivers/crypto/sa2ul.c
@@ -22,6 +22,7 @@
 
 #include <crypto/aes.h>
 #include <crypto/authenc.h>
+#include <crypto/utils.h>
 #include <crypto/des.h>
 #include <crypto/internal/aead.h>
 #include <crypto/internal/hash.h>
@@ -1688,7 +1689,7 @@ static void sa_aead_dma_in_callback(void *data)
 		scatterwalk_map_and_copy(auth_tag, req->src, start, authsize,
 					 0);
 
-		err = memcmp(&mdptr[4], auth_tag, authsize) ? -EBADMSG : 0;
+		err = crypto_memneq(&mdptr[4], auth_tag, authsize) ? -EBADMSG : 0;
 	}
 
 	sa_free_sa_rx_data(rxd);