From: Trond Myklebust <trond.myklebust@hammerspace.com>
Date: Mon, 30 Mar 2020 20:13:48 -0400
Subject: [PATCH] NFS: Fix a request reference leak in
 nfs_direct_write_clear_reqs()
Git-commit: f02cec9d33e0069c11e58f97529c1d697255889d
Patch-mainline: v5.7
References: git-fixes

nfs_direct_write_scan_commit_list() will lock the request and bump
the reference count, but we also need to account for the reference
that was taken when we initially added the request to the commit list.

Fixes: fb5f7f20cdb9 ("NFS: commit errors should be fatal")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Acked-by: NeilBrown <neilb@suse.com>

---
 fs/nfs/direct.c |    1 +
 1 file changed, 1 insertion(+)

--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -691,6 +691,7 @@ static void nfs_direct_write_clear_reqs(
 	while (!list_empty(&reqs)) {
 		req = nfs_list_entry(reqs.next);
 		nfs_list_remove_request(req);
+		nfs_release_request(req);
 		nfs_unlock_and_release_request(req);
 	}
 }