pNFS: Fix RCU lock leakage

Another brown paper bag moment. pnfs_alloc_ds_commits_list() is leaking
the RCU lock.

Fixes: a9901899b649 ("pNFS: Add infrastructure for cleaning up per-layout commit structures")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
index 25f135572fc8b409983425a739ed66e30f8d981a..e7ddbce48321dfcba588eba56e6f3495cf65226f 100644 (file)
--- a/fs/nfs/pnfs_nfs.c
+++ b/fs/nfs/pnfs_nfs.c
@@ -501,6 +501,7 @@ pnfs_alloc_ds_commits_list(struct list_head *list,
                rcu_read_lock();
                pnfs_put_commit_array(array, cinfo->inode);
        }
+       rcu_read_unlock();
        return ret;
 }