new helper: uaccess_kernel()

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

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index e68604ae3ced..97db876c6862 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -413,7 +413,7 @@ void iov_iter_init(struct iov_iter *i, int direction,
                         size_t count)
 {
         /* It will get better.  Eventually... */
-        if (segment_eq(get_fs(), KERNEL_DS)) {
+        if (uaccess_kernel()) {
                 direction |= ITER_KVEC;
                 i->type = direction;
                 i->kvec = (struct kvec *)iov;