1 files changed, 4 insertions, 1 deletions

diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 0bd732843fe7..2d103dc13d90 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -200,7 +200,10 @@ static struct crypto_ahash *ima_alloc_atfm(enum hash_algo algo)
         struct crypto_ahash *tfm = ima_ahash_tfm;
         int rc;
 
-        if ((algo != ima_hash_algo && algo < HASH_ALGO__LAST) || !tfm) {
+        if (algo < 0 || algo >= HASH_ALGO__LAST)
+                algo = ima_hash_algo;
+
+        if (algo != ima_hash_algo || !tfm) {
                 tfm = crypto_alloc_ahash(hash_algo_name[algo], 0, 0);
                 if (!IS_ERR(tfm)) {
                         if (algo == ima_hash_algo)