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: Jan Beulich <jbeulich@suse.com> Signed-off-by: David Vrabel <david.vrabel@citrix.com>hifive-unleashed-5.1
parent
7469be95a4
commit
e5a79475a7
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@ -232,10 +232,10 @@ static void transaction_resume(void)
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void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg)
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void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg)
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{
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{
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void *ret;
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void *ret;
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struct xsd_sockmsg req_msg = *msg;
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enum xsd_sockmsg_type type = msg->type;
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int err;
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int err;
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if (req_msg.type == XS_TRANSACTION_START)
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if (type == XS_TRANSACTION_START)
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transaction_start();
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transaction_start();
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mutex_lock(&xs_state.request_mutex);
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mutex_lock(&xs_state.request_mutex);
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@ -250,8 +250,7 @@ void *xenbus_dev_request_and_reply(struct xsd_sockmsg *msg)
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mutex_unlock(&xs_state.request_mutex);
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mutex_unlock(&xs_state.request_mutex);
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if ((msg->type == XS_TRANSACTION_END) ||
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if ((msg->type == XS_TRANSACTION_END) ||
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((req_msg.type == XS_TRANSACTION_START) &&
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((type == XS_TRANSACTION_START) && (msg->type == XS_ERROR)))
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(msg->type == XS_ERROR)))
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transaction_end();
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transaction_end();
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return ret;
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return ret;
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