No need to retain a local copy of the full request message, only the
type is really needed.
Signed-off-by: Jan Beulich <jbeul...@suse.com>
---
drivers/xen/xenbus/xenbus_xs.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
--- 4.7-rc6-xen.orig/drivers/xen/xenbus/xenbus_xs.c
+++ 4.7-rc6-xen/drivers/xen/xenbus/xenbus_xs.c
@@ -232,10 +232,10 @@ static void transaction_resume(void)
void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg)
{
void *ret;
- struct xsd_sockmsg req_msg = *msg;
+ enum xsd_sockmsg_type type = msg->type;
int err;
- if (req_msg.type == XS_TRANSACTION_START)
+ if (type == XS_TRANSACTION_START)
transaction_start();
mutex_lock(&xs_state.request_mutex);
@@ -250,8 +250,7 @@ void *xenbus_dev_request_and_reply(struc
mutex_unlock(&xs_state.request_mutex);
if ((msg->type == XS_TRANSACTION_END) ||
- ((req_msg.type == XS_TRANSACTION_START) &&
- (msg->type == XS_ERROR)))
+ ((type == XS_TRANSACTION_START) && (msg->type == XS_ERROR)))
transaction_end();
return ret;
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