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| author | Linus Torvalds | 2015-12-04 21:46:07 +0100 |
|---|---|---|
| committer | Linus Torvalds | 2015-12-04 21:46:07 +0100 |
| commit | 849ee3d46a7334e950fb17d1ac2cbe2c6b088f65 (patch) | |
| tree | 454f08ff92b2767c22ff2eacbc895fb23ff17b2e | |
| parent | Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/g... (diff) | |
| parent | rbd: don't put snap_context twice in rbd_queue_workfn() (diff) | |
| download | kernel-qcow2-linux-849ee3d46a7334e950fb17d1ac2cbe2c6b088f65.tar.gz kernel-qcow2-linux-849ee3d46a7334e950fb17d1ac2cbe2c6b088f65.tar.xz kernel-qcow2-linux-849ee3d46a7334e950fb17d1ac2cbe2c6b088f65.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client
Pull Ceph fix from Sage Weil:
"This addresses a refcounting bug that leads to a use-after-free"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client:
rbd: don't put snap_context twice in rbd_queue_workfn()
| -rw-r--r-- | drivers/block/rbd.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 235708c7c46e..81ea69fee7ca 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -3442,6 +3442,7 @@ static void rbd_queue_workfn(struct work_struct *work) goto err_rq; } img_request->rq = rq; + snapc = NULL; /* img_request consumes a ref */ if (op_type == OBJ_OP_DISCARD) result = rbd_img_request_fill(img_request, OBJ_REQUEST_NODATA, |