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greybus: operation: clean up early connection-state check 

Now that the legacy invalid state is gone, clean up the early
connection-state check in the receive path and explicitly drop incoming
messages for disabled connection.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
hifive-unleashed-5.1
Johan Hovold 2016-05-27 17:26:33 +02:00 committed by Greg Kroah-Hartman
parent 1430cc920a
commit 8890f95710
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/greybus/operation.c
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@ -968,8 +968,7 @@ void gb_connection_recv(struct gb_connection *connection,
size_t msg_size;
u16 operation_id;
if ((connection->state != GB_CONNECTION_STATE_ENABLED &&
connection->state != GB_CONNECTION_STATE_ENABLED_TX) ||
if (connection->state == GB_CONNECTION_STATE_DISABLED ||
gb_connection_is_offloaded(connection)) {
dev_warn_ratelimited(dev, "%s: dropping %zu received bytes\n",
connection->name, size);