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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-01-30 18:12:28 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-02-03 16:40:17 -0500 |
| commit | 03a9a42a1a7e5b3e7919ddfacc1d1cc81882a955 (patch) | |
| tree | eb1e9497ef3e6dd0090cfb054cfe08b6bbea5d6a /include/linux/sunrpc | |
| parent | e2c63e091e29786a34ecf42c169e627a3d1d96d7 (diff) | |
| download | op-kernel-dev-03a9a42a1a7e5b3e7919ddfacc1d1cc81882a955.zip op-kernel-dev-03a9a42a1a7e5b3e7919ddfacc1d1cc81882a955.tar.gz | |
SUNRPC: NULL utsname dereference on NFS umount during namespace cleanup
Fix an Oopsable condition when nsm_mon_unmon is called as part of the
namespace cleanup, which now apparently happens after the utsname
has been freed.
Link: http://lkml.kernel.org/r/20150125220604.090121ae@neptune.home
Reported-by: Bruno Prémont <bonbons@linux-vserver.org>
Cc: stable@vger.kernel.org # 3.18
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'include/linux/sunrpc')
| -rw-r--r-- | include/linux/sunrpc/clnt.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index d86acc6..598ba80 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -57,7 +57,7 @@ struct rpc_clnt { const struct rpc_timeout *cl_timeout; /* Timeout strategy */ int cl_nodelen; /* nodename length */ - char cl_nodename[UNX_MAXNODENAME]; + char cl_nodename[UNX_MAXNODENAME+1]; struct rpc_pipe_dir_head cl_pipedir_objects; struct rpc_clnt * cl_parent; /* Points to parent of clones */ struct rpc_rtt cl_rtt_default; @@ -112,6 +112,7 @@ struct rpc_create_args { struct sockaddr *saddress; const struct rpc_timeout *timeout; const char *servername; + const char *nodename; const struct rpc_program *program; u32 prognumber; /* overrides program->number */ u32 version; |
