Merge tag 'driver-core-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...

[uclinux-h8/linux.git] / mm / filemap.c

diff --git a/mm/filemap.c b/mm/filemap.c
index 8426434..647d72b 100644 (file)
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -3779,7 +3779,7 @@ again:
                 * same page as we're writing to, without it being marked
                 * up-to-date.
                 */
-               if (unlikely(fault_in_iov_iter_readable(i, bytes))) {
+               if (unlikely(fault_in_iov_iter_readable(i, bytes) == bytes)) {
                        status = -EFAULT;
                        break;
                }