Commit e5a79475 authored by Jan Beulich's avatar Jan Beulich Committed by David Vrabel

xenbus: simplify xenbus_dev_request_and_reply()

No need to retain a local copy of the full request message, only the
type is really needed.
Signed-off-by: default avatarJan Beulich <jbeulich@suse.com>
Signed-off-by: default avatarDavid Vrabel <david.vrabel@citrix.com>
parent 7469be95
...@@ -232,10 +232,10 @@ static void transaction_resume(void) ...@@ -232,10 +232,10 @@ static void transaction_resume(void)
void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg) void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg)
{ {
void *ret; void *ret;
struct xsd_sockmsg req_msg = *msg; enum xsd_sockmsg_type type = msg->type;
int err; int err;
if (req_msg.type == XS_TRANSACTION_START) if (type == XS_TRANSACTION_START)
transaction_start(); transaction_start();
mutex_lock(&xs_state.request_mutex); mutex_lock(&xs_state.request_mutex);
...@@ -250,8 +250,7 @@ void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg) ...@@ -250,8 +250,7 @@ void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg)
mutex_unlock(&xs_state.request_mutex); mutex_unlock(&xs_state.request_mutex);
if ((msg->type == XS_TRANSACTION_END) || if ((msg->type == XS_TRANSACTION_END) ||
((req_msg.type == XS_TRANSACTION_START) && ((type == XS_TRANSACTION_START) && (msg->type == XS_ERROR)))
(msg->type == XS_ERROR)))
transaction_end(); transaction_end();
return ret; return ret;
......
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