cifs: fix panic in smb2_reconnect

[linux.git] / crypto / hmac.c

diff --git a/crypto/hmac.c b/crypto/hmac.c
index f03cb32147cc25194adf3f5ad53dcdbbfaa8a39d..8b2a212eb0ad412e1d8a34d178c53d6eefb71342 100644 (file)
--- a/crypto/hmac.c
+++ b/crypto/hmac.c
@@ -152,8 +152,10 @@ static int hmac_init_tfm(struct crypto_tfm *tfm)
 
        parent->descsize = sizeof(struct shash_desc) +
                           crypto_shash_descsize(hash);
-       if (WARN_ON(parent->descsize > HASH_MAX_DESCSIZE))
+       if (WARN_ON(parent->descsize > HASH_MAX_DESCSIZE)) {
+               crypto_free_shash(hash);
                return -EINVAL;
+       }
 
        ctx->hash = hash;
        return 0;