fuse: notify: don't move pages
fuse_try_move_page() is not prepared for replacing pages that have already
been read.
Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: stable@vger.kernel.org
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index ed19a7d..b0d7e13 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1797,6 +1797,9 @@
static int fuse_notify(struct fuse_conn *fc, enum fuse_notify_code code,
unsigned int size, struct fuse_copy_state *cs)
{
+ /* Don't try to move pages (yet) */
+ cs->move_pages = 0;
+
switch (code) {
case FUSE_NOTIFY_POLL:
return fuse_notify_poll(fc, size, cs);