tree 6f5f678cd07a4c65c1e7ea78f911fdd0932b0c7e
parent 5dea5176e5c32ef9f0d1a41d28427b3bf6881b3a
author Jens Axboe <axboe@suse.de> 1146645310 +0200
committer Jens Axboe <axboe@nelson.home.kernel.dk> 1146718512 +0200

[PATCH] splice: fix unlocking of page on error ->prepare_write()

Looking at generic_file_buffered_write(), we need to unlock_page() if
prepare write fails and it isn't due to racing with truncate().

Also trim the size if ->prepare_write() fails, if we have to.

Signed-off-by: Jens Axboe <axboe@suse.de>