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(parent: 7c84883) | patch
rbd: img_data requests don't own their page array
authorIlya Dryomov <idryomov@gmail.com>
Thu, 15 Sep 2016 16:05:16 +0000 (18:05 +0200)
committerIlya Dryomov <idryomov@gmail.com>
Mon, 3 Oct 2016 14:13:49 +0000 (16:13 +0200)
commit04dc923c9e4c43df7d2d94f290189785d3172326
tree1ff276268fd5d3029281e2fa0b31fe2d5d9df053tree | snapshot
parent7c84883adf6dc614fc9e01304aa1813a55c43ad2commit | diff
rbd: img_data requests don't own their page array

Move the check into rbd_obj_request_destroy() to avoid use-after-free
on errors in rbd_img_request_fill(..., OBJ_REQUEST_PAGES, ...), where
pages, owned by the caller, gets freed in rbd_img_request_fill().

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Reviewed-by: David Disseldorp <ddiss@suse.de>
drivers/block/rbd.c diff | blob | history
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