1 files changed, 16 insertions, 0 deletions

diff --git a/crypto/aead.c b/crypto/aead.c
index 3a6f3f52c7c7..d9aa733db164 100644
--- a/crypto/aead.c
+++ b/crypto/aead.c
@@ -422,6 +422,22 @@ static struct crypto_alg *crypto_lookup_aead(const char *name, u32 type,
         if (!alg->cra_aead.ivsize)
                 return alg;
 
+        crypto_mod_put(alg);
+        alg = crypto_alg_mod_lookup(name, type | CRYPTO_ALG_TESTED,
+                                    mask & ~CRYPTO_ALG_TESTED);
+        if (IS_ERR(alg))
+                return alg;
+
+        if (alg->cra_type == &crypto_aead_type) {
+                if ((alg->cra_flags ^ type ^ ~mask) & CRYPTO_ALG_TESTED) {
+                        crypto_mod_put(alg);
+                        alg = ERR_PTR(-ENOENT);
+                }
+                return alg;
+        }
+
+        BUG_ON(!alg->cra_aead.ivsize);
+
         return ERR_PTR(crypto_nivaead_default(alg, type, mask));
 }