Signed-off-by: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
---
fs/nfs/pnfs.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index d737557..fe9968a 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -907,18 +907,19 @@ pnfs_find_alloc_layout(struct inode *ino,
dprintk("%s Begin ino=%p layout=%p\n", __func__, ino, nfsi->layout);
- if (nfsi->layout) {
- pnfs_get_layout_hdr(nfsi->layout);
- return nfsi->layout;
- }
+ if (nfsi->layout != NULL)
+ goto out_existing;
spin_unlock(&ino->i_lock);
new = alloc_init_layout_hdr(ino, ctx, gfp_flags);
spin_lock(&ino->i_lock);
- if (likely(nfsi->layout == NULL)) /* Won the race? */
+ if (likely(nfsi->layout == NULL)) { /* Won the race? */
nfsi->layout = new;
- else
- pnfs_free_layout_hdr(new);
+ return new;
+ }
+ pnfs_free_layout_hdr(new);
+out_existing:
+ pnfs_get_layout_hdr(nfsi->layout);
return nfsi->layout;
}
--
1.7.11.4
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