sctp: switch to copy_from_iter_full()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2017-02-17 23:17:41 -05:00
parent 1c512a7ca9
commit 3b6d4dbf09

View File

@ -1512,14 +1512,12 @@ int sctp_user_addto_chunk(struct sctp_chunk *chunk, int len,
struct iov_iter *from)
{
void *target;
ssize_t copied;
/* Make room in chunk for data. */
target = skb_put(chunk->skb, len);
/* Copy data (whole iovec) into chunk */
copied = copy_from_iter(target, len, from);
if (copied != len)
if (!copy_from_iter_full(target, len, from))
return -EFAULT;
/* Adjust the chunk length field. */