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| author | Olga Kornievskaia <kolga@netapp.com> | 2017-03-13 10:36:19 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-26 13:05:57 +0200 |
| commit | b76d4fb2d9445e29f003308607c65b882b117b26 (patch) | |
| tree | a280e8b1890ec4f353a83f23e6e19567bbf36956 /fs/compat_ioctl.c | |
| parent | 87144ec25091a516c1674494bd95f8966a480eec (diff) | |
NFS prevent double free in async nfs4_exchange_id
commit 63513232f8cd219dcaa5eafae028740ed3067d83 upstream.
Since rpc_task is async, the release function should be called which
will free the impl_id, scope, and owner.
Trond pointed at 2 more problems:
-- use of client pointer after free in the nfs4_exchangeid_release() function
-- cl_count mismatch if rpc_run_task() isn't run
Fixes: 8d89bd70bc9 ("NFS setup async exchange_id")
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/compat_ioctl.c')
0 files changed, 0 insertions, 0 deletions