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NFS: Prevent garbage cinfo->ds from leaking out

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This is a bugfix that applies on top of the previous directio patches,
that fixes a bug introduced in "NFS: create struct nfs_commit_info".

Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Fred Isaman 2012-04-24 14:50:34 -04:00 committed by Trond Myklebust
parent 1763da1234
commit df0117481c
1 changed files with 6 additions and 1 deletions
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7
fs/nfs/nfs4filelayout.c
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@ -1184,7 +1184,12 @@ filelayout_free_layout_hdr(struct pnfs_layout_hdr *lo)
static struct pnfs_ds_commit_info * static struct pnfs_ds_commit_info *
filelayout_get_ds_info(struct inode *inode) filelayout_get_ds_info(struct inode *inode)
{ {
return &FILELAYOUT_FROM_HDR(NFS_I(inode)->layout)->commit_info; struct pnfs_layout_hdr *layout = NFS_I(inode)->layout;
if (layout == NULL)
return NULL;
else
return &FILELAYOUT_FROM_HDR(layout)->commit_info;
} }
static struct pnfs_layoutdriver_type filelayout_type = { static struct pnfs_layoutdriver_type filelayout_type = {