From: Lad, Prabhakar Date: Thu, 26 Feb 2015 18:05:38 +0000 (-0300) Subject: [media] media: i2c: mt9p031: make sure we destroy the mutex X-Git-Tag: v4.1-rc1~59^2~1^2~140 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=15af4a532f7fb21f7e02973a4829735ce13190c0;p=karo-tx-linux.git [media] media: i2c: mt9p031: make sure we destroy the mutex Make sure to call mutex_destroy() in case of probe failure or module unload. Signed-off-by: Lad, Prabhakar Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c index e06759c6cb91..2bf0e6843955 100644 --- a/drivers/media/i2c/mt9p031.c +++ b/drivers/media/i2c/mt9p031.c @@ -1071,6 +1071,8 @@ static int mt9p031_probe(struct i2c_client *client, return ret; } + mutex_init(&mt9p031->power_lock); + v4l2_ctrl_handler_init(&mt9p031->ctrls, ARRAY_SIZE(mt9p031_ctrls) + 6); v4l2_ctrl_new_std(&mt9p031->ctrls, &mt9p031_ctrl_ops, @@ -1108,7 +1110,6 @@ static int mt9p031_probe(struct i2c_client *client, mt9p031->blc_offset = v4l2_ctrl_find(&mt9p031->ctrls, V4L2_CID_BLC_DIGITAL_OFFSET); - mutex_init(&mt9p031->power_lock); v4l2_i2c_subdev_init(&mt9p031->subdev, client, &mt9p031_subdev_ops); mt9p031->subdev.internal_ops = &mt9p031_subdev_internal_ops; @@ -1149,6 +1150,7 @@ done: if (ret < 0) { v4l2_ctrl_handler_free(&mt9p031->ctrls); media_entity_cleanup(&mt9p031->subdev.entity); + mutex_destroy(&mt9p031->power_lock); } return ret; @@ -1162,6 +1164,7 @@ static int mt9p031_remove(struct i2c_client *client) v4l2_ctrl_handler_free(&mt9p031->ctrls); v4l2_device_unregister_subdev(subdev); media_entity_cleanup(&subdev->entity); + mutex_destroy(&mt9p031->power_lock); return 0; }