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pNFS: Don't mark the layout as freed if the last lseg is marked for return

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Address another memory leak.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2016-11-30 11:38:10 -05:00
parent 4aab97327f
commit abb3e1c877
1 changed files with 2 additions and 0 deletions
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2
fs/nfs/pnfs.c
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@ -455,6 +455,8 @@ pnfs_layout_remove_lseg(struct pnfs_layout_hdr *lo,
list_del_init(&lseg->pls_list);
/* Matched by pnfs_get_layout_hdr in pnfs_layout_insert_lseg */
atomic_dec(&lo->plh_refcount);
if (test_bit(NFS_LSEG_LAYOUTRETURN, &lseg->pls_flags))
return;
if (list_empty(&lo->plh_segs) &&
!test_bit(NFS_LAYOUT_RETURN_REQUESTED, &lo->plh_flags) &&
!test_bit(NFS_LAYOUT_RETURN, &lo->plh_flags)) {