[PATCH] media: staging: greybus: Release memory obtained by kasprintf

[Arvind Yadav]

Free memory region, if gb_lights_channel_config is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/staging/greybus/light.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
index 3f4148c..b00d47c 100644
--- a/drivers/staging/greybus/light.c
+++ b/drivers/staging/greybus/light.c
@@ -984,7 +984,7 @@ static int gb_lights_channel_config(struct gb_light *light,
 
        ret = channel_attr_groups_set(channel, cdev);
        if (ret < 0)
-               return ret;
+               goto err;
 
        gb_lights_led_operations_set(channel, cdev);
 
@@ -994,15 +994,18 @@ static int gb_lights_channel_config(struct gb_light 
*light,
         * configurations.
         */
        if (!is_channel_flash(channel))
-               return ret;
+               goto err;
 
        light->has_flash = true;
 
        ret = gb_lights_channel_flash_config(channel);
        if (ret < 0)
-               return ret;
+               goto err;
 
        return ret;
+err:
+       kfree(cdev->name);
+       return ret;
 }
 
 static int gb_lights_light_config(struct gb_lights *glights, u8 id)
-- 
1.9.1