mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-30 22:26:55 +00:00
NFS: Fix a page leak in nfs_destroy_unlinked_subrequests()
commitadd42de317
upstream. When we detach a subrequest from the list, we must also release the reference it holds to the parent. Fixes:5b2b5187fa
("NFS: Fix nfs_page_group_destroy() and nfs_lock_and_join_requests() race cases") Cc: stable@vger.kernel.org # v4.14+ Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
83dc8f0a91
commit
194a805dae
1 changed files with 1 additions and 0 deletions
|
@ -432,6 +432,7 @@ nfs_destroy_unlinked_subrequests(struct nfs_page *destroy_list,
|
|||
}
|
||||
|
||||
subreq->wb_head = subreq;
|
||||
nfs_release_request(old_head);
|
||||
|
||||
if (test_and_clear_bit(PG_INODE_REF, &subreq->wb_flags)) {
|
||||
nfs_release_request(subreq);
|
||||
|
|
Loading…
Reference in a new issue