diff options
| author | Benjamin Coddington <bcodding@redhat.com> | 2015-11-20 09:56:20 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-12-14 21:24:37 -0800 |
| commit | 254cbeb139be712a9dbcfcaea997a3e3dfd9be52 (patch) | |
| tree | fe7b1a88f619bd392136a1c4edbf8b8e755d71d5 /fs/nfs/nfs42.h | |
| parent | 03ecddec2c94e41d31fc1e9b5545f6ba7ced9985 (diff) | |
nfs4: start callback_ident at idr 1
commit c68a027c05709330fe5b2f50c50d5fa02124b5d8 upstream.
If clp->cl_cb_ident is zero, then nfs_cb_idr_remove_locked() skips removing
it when the nfs_client is freed. A decoding or server bug can then find
and try to put that first nfs_client which would lead to a crash.
Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Fixes: d6870312659d ("nfs4client: convert to idr_alloc()")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/nfs/nfs42.h')
0 files changed, 0 insertions, 0 deletions