floppy: fix usercopy direction
authorJann Horn <jannh@google.com>
Tue, 26 Mar 2019 22:03:48 +0000 (23:03 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 21 Sep 2019 05:17:14 +0000 (07:17 +0200)
commitc3817ffb10369fac0979f0c4367159c412ccc3d8
tree5905d60bb54456e6544d4db53903d2a2aeee64ce
parent9c13e770cca978b8d5c870f2270cdf3a10c63817
floppy: fix usercopy direction

commit 52f6f9d74f31078964ca1574f7bb612da7877ac8 upstream.

As sparse points out, these two copy_from_user() should actually be
copy_to_user().

Fixes: 229b53c9bf4e ("take floppy compat ioctls to sodding floppy.c")
Cc: stable@vger.kernel.org
Acked-by: Alexander Popov <alex.popov@linux.com>
Reviewed-by: Mukesh Ojha <mojha@codeaurora.org>
Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/block/floppy.c