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| author | Sage Weil <sage@newdream.net> | 2010-09-27 10:18:52 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-10-07 08:00:23 -0700 |
| commit | 6bc18876ba01fd4a077db6e1ed27201e4bda8864 (patch) | |
| tree | 145b14be550e359e2a5a9f594f54f870d46fd926 /fs/ceph/export.c | |
| parent | 936aeb5c4a9fa799abd7d630a94223acedcaad50 (diff) | |
| download | blackbird-op-linux-6bc18876ba01fd4a077db6e1ed27201e4bda8864.tar.gz blackbird-op-linux-6bc18876ba01fd4a077db6e1ed27201e4bda8864.zip | |
ceph: avoid null deref in osd request error path
If we interrupt an osd request, we call __cancel_request, but it wasn't
verifying that req->r_osd was non-NULL before dereferencing it. This could
cause a crash if osds were flapping and we aborted a request on said osd.
Reported-by: Henry C Chang <henry_c_chang@tcloudcomputing.com>
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/export.c')
0 files changed, 0 insertions, 0 deletions
