raspberry pi, media_build backport patch

backport.patch

diff --git a/backports/backports.txt b/backports/backports.txt
index 5554d9e..79913f1 100644
--- a/backports/backports.txt
+++ b/backports/backports.txt
@@ -24,6 +24,9 @@
 add api_version.patch
 add pr_fmt.patch
 
+[3.2.255]
+add v3.2.27_devm-revert.patch
+
 [3.1.255]
 add v3.1_no_export_h.patch
 add v3.1_no_pm_qos.patch
diff --git a/backports/v3.2.27_devm-revert.patch b/backports/v3.2.27_devm-revert.patch
new file mode 100644
index 0000000..febf1be
--- /dev/null
+++ b/backports/v3.2.27_devm-revert.patch
@@ -0,0 +1,139 @@
+---
+ drivers/media/i2c/smiapp/smiapp-core.c |   45 +++++++++++++++++++++++++-------
+ 1 file changed, 35 insertions(+), 10 deletions(-)
+
+diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
+index e08e588..3cfc605 100644
+--- a/drivers/media/i2c/smiapp/smiapp-core.c
++++ b/drivers/media/i2c/smiapp/smiapp-core.c
+@@ -2374,19 +2374,20 @@ static int smiapp_registered(struct v4l2_subdev *subdev)
+ 	unsigned int i;
+ 	int rval;
+ 
+-	sensor->vana = devm_regulator_get(&client->dev, "VANA");
++	sensor->vana = regulator_get(&client->dev, "VANA");
+ 	if (IS_ERR(sensor->vana)) {
+ 		dev_err(&client->dev, "could not get regulator for vana\n");
+ 		return -ENODEV;
+ 	}
+ 
+ 	if (!sensor->platform_data->set_xclk) {
+-		sensor->ext_clk = devm_clk_get(&client->dev,
++		sensor->ext_clk = clk_get(&client->dev,
+ 					sensor->platform_data->ext_clk_name);
+ 		if (IS_ERR(sensor->ext_clk)) {
+ 			dev_err(&client->dev, "could not get clock %s\n",
+ 				sensor->platform_data->ext_clk_name);
+-			return -ENODEV;
++                        rval = -ENODEV;
++                        goto out_clk_get;
+ 		}
+ 
+ 		rval = clk_set_rate(sensor->ext_clk,
+@@ -2396,7 +2397,8 @@ static int smiapp_registered(struct v4l2_subdev *subdev)
+ 				"unable to set clock %s freq to %u\n",
+ 				sensor->platform_data->ext_clk_name,
+ 				sensor->platform_data->ext_clk);
+-			return -ENODEV;
++                        rval = -ENODEV;
++                        goto out_clk_set_rate;
+ 		}
+ 	}
+ 
+@@ -2406,7 +2408,8 @@ static int smiapp_registered(struct v4l2_subdev *subdev)
+ 			dev_err(&client->dev,
+ 				"unable to acquire reset gpio %d\n",
+ 				sensor->platform_data->xshutdown);
+-			return -ENODEV;
++                        rval = -ENODEV;
++                        goto out_clk_set_rate;
+ 		}
+ 	}
+ 
+@@ -2491,8 +2494,8 @@ static int smiapp_registered(struct v4l2_subdev *subdev)
+ 	 * when it is first requested by userspace.
+ 	 */
+ 	if (sensor->minfo.smiapp_version && sensor->platform_data->nvm_size) {
+-		sensor->nvm = devm_kzalloc(&client->dev,
+-				sensor->platform_data->nvm_size, GFP_KERNEL);
++		sensor->nvm = kzalloc(sensor->platform_data->nvm_size,
++                                      GFP_KERNEL);
+ 		if (sensor->nvm == NULL) {
+ 			dev_err(&client->dev, "nvm buf allocation failed\n");
+ 			rval = -ENOMEM;
+@@ -2661,12 +2664,21 @@ out_ident_release:
+ 	device_remove_file(&client->dev, &dev_attr_ident);
+ 
+ out_power_off:
++        kfree(sensor->nvm);
++        sensor->nvm = NULL;
+ 	smiapp_power_off(sensor);
+ 
+ out_smiapp_power_on:
+ 	if (sensor->platform_data->xshutdown != SMIAPP_NO_XSHUTDOWN)
+ 		gpio_free(sensor->platform_data->xshutdown);
+ 
++out_clk_set_rate:
++        clk_put(sensor->ext_clk);
++        sensor->ext_clk = NULL;
++
++out_clk_get:
++        regulator_put(sensor->vana);
++        sensor->vana = NULL;
+ 	return rval;
+ }
+ 
+@@ -2816,11 +2828,12 @@ static int smiapp_probe(struct i2c_client *client,
+ 			const struct i2c_device_id *devid)
+ {
+ 	struct smiapp_sensor *sensor;
++        int rval;
+ 
+ 	if (client->dev.platform_data == NULL)
+ 		return -ENODEV;
+ 
+-	sensor = devm_kzalloc(&client->dev, sizeof(*sensor), GFP_KERNEL);
++	sensor = kzalloc(sizeof(*sensor), GFP_KERNEL);
+ 	if (sensor == NULL)
+ 		return -ENOMEM;
+ 
+@@ -2835,8 +2848,12 @@ static int smiapp_probe(struct i2c_client *client,
+ 	sensor->src->sensor = sensor;
+ 
+ 	sensor->src->pads[0].flags = MEDIA_PAD_FL_SOURCE;
+-	return media_entity_init(&sensor->src->sd.entity, 2,
++        rval = media_entity_init(&sensor->src->sd.entity, 2,
+ 				 sensor->src->pads, 0);
++        if (rval < 0)
++                kfree(sensor);
++
++        return rval;
+ }
+ 
+ static int __exit smiapp_remove(struct i2c_client *client)
+@@ -2856,8 +2873,10 @@ static int __exit smiapp_remove(struct i2c_client *client)
+ 	}
+ 
+ 	device_remove_file(&client->dev, &dev_attr_ident);
+-	if (sensor->nvm)
++	if (sensor->nvm) {
+ 		device_remove_file(&client->dev, &dev_attr_nvm);
++                kfree(sensor->nvm);
++        }
+ 
+ 	for (i = 0; i < sensor->ssds_used; i++) {
+ 		media_entity_cleanup(&sensor->ssds[i].sd.entity);
+@@ -2866,6 +2885,12 @@ static int __exit smiapp_remove(struct i2c_client *client)
+ 	smiapp_free_controls(sensor);
+ 	if (sensor->platform_data->xshutdown != SMIAPP_NO_XSHUTDOWN)
+ 		gpio_free(sensor->platform_data->xshutdown);
++        if (sensor->ext_clk)
++                clk_put(sensor->ext_clk);
++        if (sensor->vana)
++                regulator_put(sensor->vana);
++
++        kfree(sensor);
+ 
+ 	return 0;
+ }
+