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Diffstat (limited to 'net/rxrpc')
-rw-r--r--net/rxrpc/recvmsg.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c
index fef3573fdc8b..eca6dda26c77 100644
--- a/net/rxrpc/recvmsg.c
+++ b/net/rxrpc/recvmsg.c
@@ -669,6 +669,7 @@ wait_error:
* @sock: The socket that the call exists on
* @call: The call to send data through
* @iter: The buffer to receive into
+ * @_len: The amount of data we want to receive (decreased on return)
* @want_more: True if more data is expected to be read
* @_abort: Where the abort code is stored if -ECONNABORTED is returned
* @_service: Where to store the actual service ID (may be upgraded)
@@ -684,7 +685,7 @@ wait_error:
* *_abort should also be initialised to 0.
*/
int rxrpc_kernel_recv_data(struct socket *sock, struct rxrpc_call *call,
- struct iov_iter *iter,
+ struct iov_iter *iter, size_t *_len,
bool want_more, u32 *_abort, u16 *_service)
{
size_t offset = 0;
@@ -692,7 +693,7 @@ int rxrpc_kernel_recv_data(struct socket *sock, struct rxrpc_call *call,
_enter("{%d,%s},%zu,%d",
call->debug_id, rxrpc_call_states[call->state],
- iov_iter_count(iter), want_more);
+ *_len, want_more);
ASSERTCMP(call->state, !=, RXRPC_CALL_SERVER_SECURING);
@@ -703,8 +704,8 @@ int rxrpc_kernel_recv_data(struct socket *sock, struct rxrpc_call *call,
case RXRPC_CALL_SERVER_RECV_REQUEST:
case RXRPC_CALL_SERVER_ACK_REQUEST:
ret = rxrpc_recvmsg_data(sock, call, NULL, iter,
- iov_iter_count(iter), 0,
- &offset);
+ *_len, 0, &offset);
+ *_len -= offset;
if (ret < 0)
goto out;