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client: dont try get_info when brick isnt working

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This commit is contained in:
Thomas Schoebel-Theuer 2017-01-10 12:52:43 +01:00
parent b3b4fb2274
commit acdae43963
1 changed files with 4 additions and 2 deletions
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6
kernel/mars_client.c
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@ -184,17 +184,19 @@ static int client_get_info(struct client_output *output, struct mars_info *info)
int status;
output->got_info = false;
if (!brick->power.led_on)
goto timeout;
output->get_info = true;
wake_up_interruptible(&output->event);
wait_event_interruptible_timeout(output->info_event, output->got_info, io_timeout * HZ);
timeout:
status = -ETIME;
if (output->got_info && info) {
memcpy(info, &output->info, sizeof(*info));
status = 0;
}
//done:
return status;
}