diff options
Diffstat (limited to 'net/sunrpc')
-rw-r--r-- | net/sunrpc/addr.c | 6 | ||||
-rw-r--r-- | net/sunrpc/auth_gss/auth_gss.c | 24 | ||||
-rw-r--r-- | net/sunrpc/clnt.c | 4 | ||||
-rw-r--r-- | net/sunrpc/rpc_pipe.c | 20 | ||||
-rw-r--r-- | net/sunrpc/rpcb_clnt.c | 6 |
5 files changed, 31 insertions, 29 deletions
diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c index 4195233c4914..4548757c9871 100644 --- a/net/sunrpc/addr.c +++ b/net/sunrpc/addr.c @@ -255,12 +255,13 @@ EXPORT_SYMBOL_GPL(rpc_pton); /** * rpc_sockaddr2uaddr - Construct a universal address string from @sap. * @sap: socket address + * @gfp_flags: allocation mode * * Returns a %NUL-terminated string in dynamically allocated memory; * otherwise NULL is returned if an error occurred. Caller must * free the returned string. */ -char *rpc_sockaddr2uaddr(const struct sockaddr *sap) +char *rpc_sockaddr2uaddr(const struct sockaddr *sap, gfp_t gfp_flags) { char portbuf[RPCBIND_MAXUADDRPLEN]; char addrbuf[RPCBIND_MAXUADDRLEN]; @@ -288,9 +289,8 @@ char *rpc_sockaddr2uaddr(const struct sockaddr *sap) if (strlcat(addrbuf, portbuf, sizeof(addrbuf)) > sizeof(addrbuf)) return NULL; - return kstrdup(addrbuf, GFP_KERNEL); + return kstrdup(addrbuf, gfp_flags); } -EXPORT_SYMBOL_GPL(rpc_sockaddr2uaddr); /** * rpc_uaddr2sockaddr - convert a universal address to a socket address. diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index d4132754cbe1..afb56553dfe7 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -603,26 +603,6 @@ out: return err; } -static ssize_t -gss_pipe_upcall(struct file *filp, struct rpc_pipe_msg *msg, - char __user *dst, size_t buflen) -{ - char *data = (char *)msg->data + msg->copied; - size_t mlen = min(msg->len, buflen); - unsigned long left; - - left = copy_to_user(dst, data, mlen); - if (left == mlen) { - msg->errno = -EFAULT; - return -EFAULT; - } - - mlen -= left; - msg->copied += mlen; - msg->errno = 0; - return mlen; -} - #define MSG_BUF_MAXSIZE 1024 static ssize_t @@ -1590,7 +1570,7 @@ static const struct rpc_credops gss_nullops = { }; static const struct rpc_pipe_ops gss_upcall_ops_v0 = { - .upcall = gss_pipe_upcall, + .upcall = rpc_pipe_generic_upcall, .downcall = gss_pipe_downcall, .destroy_msg = gss_pipe_destroy_msg, .open_pipe = gss_pipe_open_v0, @@ -1598,7 +1578,7 @@ static const struct rpc_pipe_ops gss_upcall_ops_v0 = { }; static const struct rpc_pipe_ops gss_upcall_ops_v1 = { - .upcall = gss_pipe_upcall, + .upcall = rpc_pipe_generic_upcall, .downcall = gss_pipe_downcall, .destroy_msg = gss_pipe_destroy_msg, .open_pipe = gss_pipe_open_v1, diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index c5347d29cfb7..f0268ea7e711 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -850,7 +850,9 @@ rpc_restart_call_prepare(struct rpc_task *task) { if (RPC_ASSASSINATED(task)) return 0; - task->tk_action = rpc_prepare_task; + task->tk_action = call_start; + if (task->tk_ops->rpc_call_prepare != NULL) + task->tk_action = rpc_prepare_task; return 1; } EXPORT_SYMBOL_GPL(rpc_restart_call_prepare); diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 3156ba864519..bfddd68b31d3 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -77,6 +77,26 @@ rpc_timeout_upcall_queue(struct work_struct *work) rpc_purge_list(rpci, &free_list, destroy_msg, -ETIMEDOUT); } +ssize_t rpc_pipe_generic_upcall(struct file *filp, struct rpc_pipe_msg *msg, + char __user *dst, size_t buflen) +{ + char *data = (char *)msg->data + msg->copied; + size_t mlen = min(msg->len - msg->copied, buflen); + unsigned long left; + + left = copy_to_user(dst, data, mlen); + if (left == mlen) { + msg->errno = -EFAULT; + return -EFAULT; + } + + mlen -= left; + msg->copied += mlen; + msg->errno = 0; + return mlen; +} +EXPORT_SYMBOL_GPL(rpc_pipe_generic_upcall); + /** * rpc_queue_upcall - queue an upcall message to userspace * @inode: inode of upcall pipe on which to queue given message diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index e45d2fbbe5a8..f588b852d41c 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -410,7 +410,7 @@ static int rpcb_register_inet4(const struct sockaddr *sap, unsigned short port = ntohs(sin->sin_port); int result; - map->r_addr = rpc_sockaddr2uaddr(sap); + map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL); dprintk("RPC: %sregistering [%u, %u, %s, '%s'] with " "local rpcbind\n", (port ? "" : "un"), @@ -437,7 +437,7 @@ static int rpcb_register_inet6(const struct sockaddr *sap, unsigned short port = ntohs(sin6->sin6_port); int result; - map->r_addr = rpc_sockaddr2uaddr(sap); + map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL); dprintk("RPC: %sregistering [%u, %u, %s, '%s'] with " "local rpcbind\n", (port ? "" : "un"), @@ -686,7 +686,7 @@ void rpcb_getport_async(struct rpc_task *task) case RPCBVERS_4: case RPCBVERS_3: map->r_netid = rpc_peeraddr2str(clnt, RPC_DISPLAY_NETID); - map->r_addr = rpc_sockaddr2uaddr(sap); + map->r_addr = rpc_sockaddr2uaddr(sap, GFP_ATOMIC); map->r_owner = ""; break; case RPCBVERS_2: |