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greybus: camera: Initialize mutex before using it 

We are using the mutex from gb_camera_cleanup(), which can get called
even before the mutex is initialized.

Fix it by initializing the mutex early enough.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@linaro.org>
Reviewed-by: Vaibhav Hiremath <vaibhav.hiremath@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Viresh Kumar 2016-06-13 15:08:01 +05:30 committed by Greg Kroah-Hartman
parent 54131222e6
commit d9e4c4ee12
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/greybus/camera.c
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@ -999,6 +999,7 @@ static int gb_camera_probe(struct gb_bundle *bundle,
return -ENOMEM;
gcam->bundle = bundle;
mutex_init(&gcam->mutex);
conn = gb_connection_create(bundle, mgmt_cport_id,
gb_camera_request_handler);
@ -1014,8 +1015,6 @@ static int gb_camera_probe(struct gb_bundle *bundle,
if (ret)
goto error;
mutex_init(&gcam->mutex);
/*
* Create the data connection between the camera module data CPort and
* APB CDSI1. The CDSI1 CPort ID is hardcoded by the ES2 bridge.