From caf4232660745eea692f1ab5e34d8658fd444ab9 Mon Sep 17 00:00:00 2001 From: Trond Myklebust <trond.myklebust@hammerspace.com> Date: Fri, 15 Feb 2019 14:59:52 -0500 Subject: [PATCH] NFS: Fix an I/O request leakage in nfs_do_recoalesce Whether we need to exit early, or just reprocess the list, we must not lost track of the request which failed to get recoalesced. Fixes: 3902769618ae ("NFS: Fix a memory leak in nfs_do_recoalesce") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Cc: stable@vger.kernel.org # v4.0+ --- fs/nfs/pagelist.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 301880a3ad8ee..03bde9a414512 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -1092,7 +1092,6 @@ static int nfs_do_recoalesce(struct nfs_pageio_descriptor *desc) struct nfs_page *req; req = list_first_entry(&head, struct nfs_page, wb_list); - nfs_list_remove_request(req); if (__nfs_pageio_add_request(desc, req)) continue; if (desc->pg_error < 0) { -- 2.39.5