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pNFS: Fix NULL dereference in pnfs_generic_alloc_ds_commits 

Signed-off-by: Fred Isaman <fred.isaman@gmail.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Fred Isaman 2017-05-02 16:53:36 -04:00 committed by Trond Myklebust
parent 5f0114832a
commit c296cfe26b
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/pnfs_nfs.c
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@ -221,7 +221,7 @@ pnfs_generic_alloc_ds_commits(struct nfs_commit_info *cinfo,
* If the layout segment is invalid, then let
* pnfs_generic_retry_commit() clean up the bucket.
*/
if (!pnfs_is_valid_lseg(bucket->clseg) &&
if (bucket->clseg && !pnfs_is_valid_lseg(bucket->clseg) &&
!test_bit(NFS_LSEG_LAYOUTRETURN, &bucket->clseg->pls_flags))
break;
data = nfs_commitdata_alloc(false);