lkml.org 
[lkml]   [2019]   [Apr]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v2] iov_iter: Fix build error without CONFIG_CRYPTO
From
Date
Pls ignore this, sorry.

On 2019/4/4 10:31, Yue Haibing wrote:
> From: YueHaibing <yuehaibing@huawei.com>
>
> If CONFIG_CRYPTO is not set or set to m,
> gcc building warn this:
>
> lib/iov_iter.o: In function `hash_and_copy_to_iter':
> iov_iter.c:(.text+0x9129): undefined reference to `crypto_stats_get'
> iov_iter.c:(.text+0x9152): undefined reference to `crypto_stats_ahash_update'
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Fixes: d05f443554b3 ("iov_iter: introduce hash_and_copy_to_iter helper")
> Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
> ---
> lib/iov_iter.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/lib/iov_iter.c b/lib/iov_iter.c
> index 50e77ec..f74fa83 100644
> --- a/lib/iov_iter.c
> +++ b/lib/iov_iter.c
> @@ -1531,6 +1531,7 @@ 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;
> @@ -1540,6 +1541,9 @@ 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);
>
>

\
 
 \ /
  Last update: 2019-04-04 04:41    [W:0.070 / U:0.240 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site