diff options
Diffstat (limited to 'lib/iov_iter.c')
-rw-r--r-- | lib/iov_iter.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c index be4bd627caf0..a0d1cd88f903 100644 --- a/lib/iov_iter.c +++ b/lib/iov_iter.c @@ -1515,6 +1515,7 @@ EXPORT_SYMBOL(csum_and_copy_to_iter); size_t hash_and_copy_to_iter(const void *addr, size_t bytes, void *hashp, struct iov_iter *i) { +#ifdef CONFIG_CRYPTO struct ahash_request *hash = hashp; struct scatterlist sg; size_t copied; @@ -1524,6 +1525,9 @@ size_t hash_and_copy_to_iter(const void *addr, size_t bytes, void *hashp, ahash_request_set_crypt(hash, &sg, NULL, copied); crypto_ahash_update(hash); return copied; +#else + return 0; +#endif } EXPORT_SYMBOL(hash_and_copy_to_iter); |