platform/chrome: Fix locking pattern in wilco_ec_mailbox()
authorNick Crews <ncrews@chromium.org>
Mon, 11 Mar 2019 15:58:38 +0000 (09:58 -0600)
committerBenson Leung <bleung@chromium.org>
Mon, 18 Mar 2019 17:29:40 +0000 (10:29 -0700)
commit6f8f89ce1e18de1e391c9c1c14e7738881d1c00c
treee17e26e215c3fb454afa41633ab4408f04f36b2c
parent2794449576a6024e203eca5cc2c1a3ae33102b8e
platform/chrome: Fix locking pattern in wilco_ec_mailbox()

Before, ec->data_buffer could be written to from multiple
contexts at the same time. Since the ec is shared data,
it needs to be inside the mutex as well.

Fixes: 7b3d4f44abf0 ("platform/chrome: Add new driver for Wilco EC")
Signed-off-by: Nick Crews <ncrews@chromium.org>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
drivers/platform/chrome/wilco_ec/mailbox.c