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authorMiklos Szeredi <mszeredi@suse.cz>2015-02-26 11:45:47 +0100
committerMiklos Szeredi <mszeredi@suse.cz>2015-02-26 11:45:47 +0100
commit0d2783626a53d4c922f82d51fa675cb5d13f0d36 (patch)
tree21bb3c375e67627e3a1fc15922b5b123a633064b /fs/fuse/dev.c
parentc517d838eb7d07bbe9507871fab3931deccff539 (diff)
downloadlinux-0d2783626a53d4c922f82d51fa675cb5d13f0d36.tar.bz2
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
Diffstat (limited to 'fs/fuse/dev.c')
-rw-r--r--fs/fuse/dev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index ed19a7d622fa..b0d7e13fae3d 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1797,6 +1797,9 @@ copy_finish:
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);