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| author | Sage Weil <sage@newdream.net> | 2010-03-15 22:20:39 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-03-23 07:46:51 -0700 |
| commit | 12eadc190038e68b5884a4aa313b6ab89ba60f5e (patch) | |
| tree | ba53a7209528981aec774f99132723b913a9e6ae /fs/ceph | |
| parent | 0a990e7093566ceb07e38951e1a01686923d4f09 (diff) | |
| download | linux-12eadc190038e68b5884a4aa313b6ab89ba60f5e.tar.gz linux-12eadc190038e68b5884a4aa313b6ab89ba60f5e.tar.bz2 linux-12eadc190038e68b5884a4aa313b6ab89ba60f5e.zip | |
ceph: fix null pointer deref of r_osd in debug output
This causes an oops when debug output is enabled and we kick
an osd request with no current r_osd (sometime after an osd
failure). Check the pointer before dereferencing.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/osd_client.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c index dbe63db9762f..221038253e61 100644 --- a/fs/ceph/osd_client.c +++ b/fs/ceph/osd_client.c @@ -913,7 +913,7 @@ static int __kick_requests(struct ceph_osd_client *osdc, kick: dout("kicking %p tid %llu osd%d\n", req, req->r_tid, - req->r_osd->o_osd); + req->r_osd ? req->r_osd->o_osd : -1); req->r_flags |= CEPH_OSD_FLAG_RETRY; err = __send_request(osdc, req); if (err) { |