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greybus: move copy of incoming request data 

Currently incoming request data is copied into a request message
buffer in gb_connection_recv_request().  Move that--along with the
assignment of the message id--into gb_operation_create_incoming().

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
This commit is contained in:
Alex Elder 2014-12-02 08:30:28 -06:00 committed by Greg Kroah-Hartman
parent 85a0442893
commit 34db1f91e6
1 changed files with 14 additions and 7 deletions
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21
drivers/staging/greybus/operation.c
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@ -465,11 +465,19 @@ struct gb_operation *gb_operation_create(struct gb_connection *connection,
static struct gb_operation *
gb_operation_create_incoming(struct gb_connection *connection,
u8 type, size_t request_size,
size_t response_size)
u16 operation_id, u8 type,
void *data, size_t request_size)
{
return gb_operation_create_common(connection, false, type,
request_size, response_size);
struct gb_operation *operation;
operation = gb_operation_create_common(connection, false, type,
request_size, 0);
if (operation) {
operation->id = operation_id;
memcpy(operation->request->header, data, request_size);
}
return operation;
}
/*
@ -622,13 +630,12 @@ static void gb_connection_recv_request(struct gb_connection *connection,
{
struct gb_operation *operation;
operation = gb_operation_create_incoming(connection, type, size, 0);
operation = gb_operation_create_incoming(connection, operation_id,
type, data, size);
if (!operation) {
gb_connection_err(connection, "can't create operation");
return; /* XXX Respond with pre-allocated ENOMEM */
}
operation->id = operation_id;
memcpy(operation->request->header, data, size);
/* XXX Right now this will just complete the operation */
if (gb_operation_result_set(operation, -ENOSYS))