greybus: svc: Print expected/actual payload size on mismatch
Print (expected-payload-size actual-payload-size), when the size doesn't
match for requests received by the module. This gives more details
required for debugging the issue.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
diff --git a/drivers/staging/greybus/svc.c b/drivers/staging/greybus/svc.c
index b89e889..4d59cbb 100644
--- a/drivers/staging/greybus/svc.c
+++ b/drivers/staging/greybus/svc.c
@@ -269,7 +269,8 @@
int ret;
if (request->payload_size < sizeof(*hotplug)) {
- dev_err(dev, "%s: short hotplug request received\n", __func__);
+ dev_err(dev, "%s: short hotplug request received (%zu < %zu)\n",
+ __func__, request->payload_size, sizeof(*hotplug));
return -EINVAL;
}
@@ -372,7 +373,8 @@
if (request->payload_size < sizeof(*hot_unplug)) {
dev_err(&op->connection->dev,
- "short hot unplug request received\n");
+ "short hot unplug request received (%zu < %zu)\n",
+ request->payload_size, sizeof(*hot_unplug));
return -EINVAL;
}
@@ -400,7 +402,8 @@
if (request->payload_size < sizeof(*reset)) {
dev_err(&op->connection->dev,
- "short reset request received\n");
+ "short reset request received (%zu < %zu)\n",
+ request->payload_size, sizeof(*reset));
return -EINVAL;
}
reset = request->payload;