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| author |   Trond Myklebust <trondmy@gmail.com> | 2019-04-24 17:46:42 -0400 |
|---|---|---|
| committer |   Anna Schumaker <Anna.Schumaker@Netapp.com> | 2019-04-26 16:00:48 -0400 |
| commit | 79caa5fad47c69874f9efc4ac3128cc3f6d36f6e (patch) | |
| tree | 0172cd4c9d7525e2ebd712ff4bbefac61f046430 /net/sunrpc/rpcb_clnt.c | |
| parent | xprtrdma: Remove stale comment (diff) | |
| download | linux-dev-79caa5fad47c69874f9efc4ac3128cc3f6d36f6e.tar.xz linux-dev-79caa5fad47c69874f9efc4ac3128cc3f6d36f6e.zip | |
SUNRPC: Cache cred of process creating the rpc_client
When converting kuids to AUTH_UNIX creds, etc we will want to use the
same user namespace as the process that created the rpc client.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/rpcb_clnt.c')
| -rw-r--r-- | net/sunrpc/rpcb_clnt.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index 18b0cf2a923f..2277b7cdad27 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -240,6 +240,7 @@ static int rpcb_create_local_unix(struct net *net) .program = &rpcb_program, .version = RPCBVERS_2, .authflavor = RPC_AUTH_NULL, + .cred = current_cred(), /* * We turn off the idle timeout to prevent the kernel * from automatically disconnecting the socket. @@ -299,6 +300,7 @@ static int rpcb_create_local_net(struct net *net) .program = &rpcb_program, .version = RPCBVERS_2, .authflavor = RPC_AUTH_UNIX, + .cred = current_cred(), .flags = RPC_CLNT_CREATE_NOPING, }; struct rpc_clnt *clnt, *clnt4; @@ -358,7 +360,8 @@ out: static struct rpc_clnt *rpcb_create(struct net *net, const char *nodename, const char *hostname, struct sockaddr *srvaddr, size_t salen, - int proto, u32 version) + int proto, u32 version, + const struct cred *cred) { struct rpc_create_args args = { .net = net, @@ -370,6 +373,7 @@ static struct rpc_clnt *rpcb_create(struct net *net, const char *nodename, .program = &rpcb_program, .version = version, .authflavor = RPC_AUTH_UNIX, + .cred = cred, .flags = (RPC_CLNT_CREATE_NOPING | RPC_CLNT_CREATE_NONPRIVPORT), }; @@ -745,7 +749,8 @@ void rpcb_getport_async(struct rpc_task *task) rpcb_clnt = rpcb_create(xprt->xprt_net, clnt->cl_nodename, xprt->servername, sap, salen, - xprt->prot, bind_version); + xprt->prot, bind_version, + clnt->cl_cred); if (IS_ERR(rpcb_clnt)) { status = PTR_ERR(rpcb_clnt); dprintk("RPC: %5u %s: rpcb_create failed, error %ld\n", |