diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 5155c343406e..170f12031ae5 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -683,6 +683,8 @@ static int __init ima_calc_boot_aggregate_tfm(char *digest,
 		ima_pcrread(i, pcr_i);
 		/* now accumulate with current aggregate */
 		rc = crypto_shash_update(shash, pcr_i, TPM_DIGEST_SIZE);
+		if (rc != 0)
+			return rc;
 	}
 	if (!rc)
 		crypto_shash_final(shash, digest);