copy_page_to_iter(): fix ITER_DISCARD case
authorAl Viro <viro@zeniv.linux.org.uk>
Tue, 27 Apr 2021 16:34:04 +0000 (12:34 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 3 Jun 2021 14:36:51 +0000 (10:36 -0400)
commita506abc7b644d71966a75337d5a534f531b3cdc4
treef5a2e285bc2be4d018eb988d90228a414974f997
parent08aa64796016cb47b2ef3d0924653b4d944b0d65
copy_page_to_iter(): fix ITER_DISCARD case

we need to advance the iterator...

Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
lib/iov_iter.c