orangefs_bufmap_copy_from_iovec(): fix EFAULT handling



short copy here should mean instant EFAULT, not "move to the
next page and hope it fails there, this time with nothing
copied"

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent 4f7d029b

fs/orangefs/orangefs-bufmap.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -521,13 +521,11 @@ int orangefs_bufmap_copy_from_iovec(struct iov_iter *iter,
		size_t n = size;
		if (n > PAGE_SIZE)
		n = PAGE_SIZE;
		n = copy_page_from_iter(page, 0, n, iter);
		if (!n)
		if (copy_page_from_iter(page, 0, n, iter) != n)
		return -EFAULT;
		size -= n;
		}
		return 0;

		}

		/*