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authorTrond Myklebust <trond.myklebust@primarydata.com>2015-01-23 18:48:00 -0500
committerTrond Myklebust <trond.myklebust@primarydata.com>2015-01-23 23:06:44 -0500
commitbadc76dd0dc6d55a86c79e952f19d3af24708058 (patch)
tree25bf3106a91cd9b8e9d4c7f69202b622033c29d1 /fs/nfs/nfs4proc.c
parentf95549cf24660255c880b3ea7ee2d7d08de1f5c5 (diff)
NFSv4: Convert nfs_alloc_seqid() to return an ERR_PTR() if allocation fails
When we relax the sequencing on the NFSv4.1 OPEN/CLOSE code, we will want to use the value NULL to indicate that no sequencing is needed. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r--fs/nfs/nfs4proc.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index a6c04a5812d..c9c38077075 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -988,7 +988,7 @@ static struct nfs4_opendata *nfs4_opendata_alloc(struct dentry *dentry,
goto err_free_p;
p->o_arg.seqid = nfs_alloc_seqid(&sp->so_seqid, gfp_mask);
- if (p->o_arg.seqid == NULL)
+ if (IS_ERR(p->o_arg.seqid))
goto err_free_label;
nfs_sb_active(dentry->d_sb);
p->dentry = dget(dentry);
@@ -2779,7 +2779,7 @@ int nfs4_do_close(struct nfs4_state *state, gfp_t gfp_mask, int wait)
calldata->arg.fh = NFS_FH(state->inode);
/* Serialization for the sequence id */
calldata->arg.seqid = nfs_alloc_seqid(&state->owner->so_seqid, gfp_mask);
- if (calldata->arg.seqid == NULL)
+ if (IS_ERR(calldata->arg.seqid))
goto out_free_calldata;
calldata->arg.fmode = 0;
calldata->arg.bitmask = server->cache_consistency_bitmask;
@@ -5517,7 +5517,7 @@ static int nfs4_proc_unlck(struct nfs4_state *state, int cmd, struct file_lock *
goto out;
seqid = nfs_alloc_seqid(&lsp->ls_seqid, GFP_KERNEL);
status = -ENOMEM;
- if (seqid == NULL)
+ if (IS_ERR(seqid))
goto out;
task = nfs4_do_unlck(request, nfs_file_open_context(request->fl_file), lsp, seqid);
status = PTR_ERR(task);
@@ -5558,10 +5558,10 @@ static struct nfs4_lockdata *nfs4_alloc_lockdata(struct file_lock *fl,
p->arg.fh = NFS_FH(inode);
p->arg.fl = &p->fl;
p->arg.open_seqid = nfs_alloc_seqid(&lsp->ls_state->owner->so_seqid, gfp_mask);
- if (p->arg.open_seqid == NULL)
+ if (IS_ERR(p->arg.open_seqid))
goto out_free;
p->arg.lock_seqid = nfs_alloc_seqid(&lsp->ls_seqid, gfp_mask);
- if (p->arg.lock_seqid == NULL)
+ if (IS_ERR(p->arg.lock_seqid))
goto out_free_seqid;
p->arg.lock_stateid = &lsp->ls_stateid;
p->arg.lock_owner.clientid = server->nfs_client->cl_clientid;