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authorGreg Kroah-Hartman2019-05-03 18:03:47 +0200
committerGreg Kroah-Hartman2019-05-03 18:03:47 +0200
commit12456e509be25d24fe479394852428517922d02a (patch)
tree8b1e8e1025ce1beb350bbf977ac8b8ffdd5fbfa1 /lib/iov_iter.c
parentMerge tag 'usb-serial-5.2-rc1' of https://git.kernel.org/pub/scm/linux/kernel... (diff)
parentLinux 5.1-rc7 (diff)
downloadkernel-qcow2-linux-12456e509be25d24fe479394852428517922d02a.tar.gz
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kernel-qcow2-linux-12456e509be25d24fe479394852428517922d02a.zip
Merge 5.1-rc7 into usb-next
We need this to make the usb-gadget branch merge cleaner. And for testing to keep from hitting the same issues already fixed. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/iov_iter.c')
-rw-r--r--lib/iov_iter.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index ea36dc355da1..b396d328a764 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -1528,6 +1528,7 @@ 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;
@@ -1537,6 +1538,9 @@ 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);