crypto: ahash - optimize performance when wrapping shash

[linux-2.6-block.git] / crypto / shash.c

diff --git a/crypto/shash.c b/crypto/shash.c
index 28092ed8415a720d96be11ec4189d6d336d76b80..d5194221c88cb95bb53aa766c75504ad185b6f3c 100644 (file)
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -23,7 +23,13 @@ static inline struct crypto_istat_hash *shash_get_stat(struct shash_alg *alg)
 
 static inline int crypto_shash_errstat(struct shash_alg *alg, int err)
 {
-       return crypto_hash_errstat(&alg->halg, err);
+       if (!IS_ENABLED(CONFIG_CRYPTO_STATS))
+               return err;
+
+       if (err && err != -EINPROGRESS && err != -EBUSY)
+               atomic64_inc(&shash_get_stat(alg)->err_cnt);
+
+       return err;
 }
 
 int shash_no_setkey(struct crypto_shash *tfm, const u8 *key,