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author | Bobi Jam <bobijam.xu@intel.com> | 2017-01-28 19:05:03 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-02-03 13:01:38 +0100 |
commit | 098b325b8fc3bb1e000cadbae538e20cd1ee1fa7 (patch) | |
tree | 01ae0ba740c1bf45dbf59d7e38f9310030cebb33 /drivers/staging/lustre | |
parent | staging: lustre: libcfs: default CPT matches NUMA topology (diff) | |
download | linux-098b325b8fc3bb1e000cadbae538e20cd1ee1fa7.tar.gz linux-098b325b8fc3bb1e000cadbae538e20cd1ee1fa7.tar.bz2 linux-098b325b8fc3bb1e000cadbae538e20cd1ee1fa7.zip |
staging: lustre: lov: ld_target could be NULL
lov_device::ld_target[ost_idx] could be NULL if the OST target is
not filled in lov_device::ld_lov::lov_tgt_desc[ost_idx] yet.
Signed-off-by: Bobi Jam <bobijam.xu@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-8018
Reviewed-on: http://review.whamcloud.com/21411
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/lustre')
-rw-r--r-- | drivers/staging/lustre/lustre/lov/lov_object.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/lov/lov_object.c b/drivers/staging/lustre/lustre/lov/lov_object.c index 9c4b5ab83d9d..977579c9c519 100644 --- a/drivers/staging/lustre/lustre/lov/lov_object.c +++ b/drivers/staging/lustre/lustre/lov/lov_object.c @@ -266,6 +266,13 @@ static int lov_init_raid0(const struct lu_env *env, struct lov_device *dev, if (result != 0) goto out; + if (!dev->ld_target[ost_idx]) { + CERROR("%s: OST %04x is not initialized\n", + lov2obd(dev->ld_lov)->obd_name, ost_idx); + result = -EIO; + goto out; + } + subdev = lovsub2cl_dev(dev->ld_target[ost_idx]); subconf->u.coc_oinfo = oinfo; LASSERTF(subdev, "not init ost %d\n", ost_idx); |