4 files changed, 17 insertions, 3 deletions

diff --git a/drivers/media/platform/exynos4-is/fimc-capture.c b/drivers/media/platform/exynos4-is/fimc-capture.c
index fb27ff7e1e07..8a712ca91d11 100644
--- a/drivers/media/platform/exynos4-is/fimc-capture.c
+++ b/drivers/media/platform/exynos4-is/fimc-capture.c
@@ -549,7 +549,7 @@ static int fimc_capture_release(struct file *file)
                 vc->streaming = false;
         }
 
-        ret = vb2_fop_release(file);
+        ret = _vb2_fop_release(file, NULL);
 
         if (close) {
                 clear_bit(ST_CAPT_BUSY, &fimc->state);
diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c
index e5798f70d149..d3b32b6f795d 100644
--- a/drivers/media/platform/exynos4-is/fimc-lite.c
+++ b/drivers/media/platform/exynos4-is/fimc-lite.c
@@ -546,7 +546,7 @@ static int fimc_lite_release(struct file *file)
                 mutex_unlock(&entity->parent->graph_mutex);
         }
 
-        vb2_fop_release(file);
+        _vb2_fop_release(file, NULL);
         pm_runtime_put(&fimc->pdev->dev);
         clear_bit(ST_FLITE_SUSPENDED, &fimc->state);
 
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 144caf12fb6c..f61a79fc1cce 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -2632,16 +2632,29 @@ int vb2_fop_mmap(struct file *file, struct vm_area_struct *vma)
 }
 EXPORT_SYMBOL_GPL(vb2_fop_mmap);
 
-int vb2_fop_release(struct file *file)
+int _vb2_fop_release(struct file *file, struct mutex *lock)
 {
         struct video_device *vdev = video_devdata(file);
 
         if (file->private_data == vdev->queue->owner) {
+                if (lock)
+                        mutex_lock(lock);
                 vb2_queue_release(vdev->queue);
                 vdev->queue->owner = NULL;
+                if (lock)
+                        mutex_unlock(lock);
         }
         return v4l2_fh_release(file);
 }
+EXPORT_SYMBOL_GPL(_vb2_fop_release);
+
+int vb2_fop_release(struct file *file)
+{
+        struct video_device *vdev = video_devdata(file);
+        struct mutex *lock = vdev->queue->lock ? vdev->queue->lock : vdev->lock;
+
+        return _vb2_fop_release(file, lock);
+}
 EXPORT_SYMBOL_GPL(vb2_fop_release);
 
 ssize_t vb2_fop_write(struct file *file, const char __user *buf,
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
index 941055e9d125..0ae974ee8894 100644
--- a/include/media/videobuf2-core.h
+++ b/include/media/videobuf2-core.h
@@ -491,6 +491,7 @@ int vb2_ioctl_expbuf(struct file *file, void *priv,
 
 int vb2_fop_mmap(struct file *file, struct vm_area_struct *vma);
 int vb2_fop_release(struct file *file);
+int _vb2_fop_release(struct file *file, struct mutex *lock);
 ssize_t vb2_fop_write(struct file *file, const char __user *buf,
                 size_t count, loff_t *ppos);
 ssize_t vb2_fop_read(struct file *file, char __user *buf,