Merge branch 'staging/for_v3.7' into v4l_for_linus

Applied on the top of changeset 782cd9e, as some of those patches
depend on some fixes that went via -arm tree.

* staging/for_v3.7: (109 commits)
  [media] m5mols: Add missing #include <linux/sizes.h>
  [media] stk1160: Add support for S-Video input
  Revert "[media] omap3isp: Replace cpu_is_omap3630() with ISP revision check"
  [media]  dvb: LNA implementation changes
  [media] v4l2-ioctl: fix W=1 warnings
  [media] v4l2-ioctl: add blocks check for VIDIOC_SUBDEV_G/S_EDID
  [media] omap3isp: Fix compilation error in ispreg.h
  [media] rc-msi-digivox-ii: Add full scan keycodes
  [media] cx25821: testing the wrong variable
  [media] tda18271-common: hold the I2C adapter during write transfers
  [media] ds3000: add module parameter to force firmware upload
  [media] drivers/media: Remove unnecessary semicolon
  [media] winbond: remove space from driver name
  [media] iguanair: cannot send data from the stack
  [media] omap3isp: Replace cpu_is_omap3630() with ISP revision check
  [media] dvb-usb: print small buffers via %*ph
  [media] uvc: Add return code check at vb2_queue_init()
  [media] em28xx: Replace memcpy with struct assignment
  [media] bt8xx: Add video4linux control V4L2_CID_COLOR_KILLER
  [media] mem2mem_testdev: Use devm_kzalloc() in probe
  ...

1 files changed, 5 insertions, 9 deletions

diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c
index d0363753711..2e2121e9813 100644
--- a/drivers/media/platform/mem2mem_testdev.c
+++ b/drivers/media/platform/mem2mem_testdev.c
@@ -397,8 +397,7 @@ static void device_isr(unsigned long priv)
 	curr_ctx = v4l2_m2m_get_curr_priv(m2mtest_dev->m2m_dev);
 
 	if (NULL == curr_ctx) {
-		printk(KERN_ERR
-			"Instance released before the end of transaction\n");
+		pr_err("Instance released before the end of transaction\n");
 		return;
 	}
 
@@ -894,7 +893,7 @@ static int m2mtest_open(struct file *file)
 
 	if (mutex_lock_interruptible(&dev->dev_mutex))
 		return -ERESTARTSYS;
-	ctx = kzalloc(sizeof *ctx, GFP_KERNEL);
+	ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
 	if (!ctx) {
 		rc = -ENOMEM;
 		goto open_unlock;
@@ -1020,7 +1019,7 @@ static int m2mtest_probe(struct platform_device *pdev)
 	struct video_device *vfd;
 	int ret;
 
-	dev = kzalloc(sizeof *dev, GFP_KERNEL);
+	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
 	if (!dev)
 		return -ENOMEM;
 
@@ -1028,7 +1027,7 @@ static int m2mtest_probe(struct platform_device *pdev)
 
 	ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev);
 	if (ret)
-		goto free_dev;
+		return ret;
 
 	atomic_set(&dev->num_inst, 0);
 	mutex_init(&dev->dev_mutex);
@@ -1067,15 +1066,13 @@ static int m2mtest_probe(struct platform_device *pdev)
 
 	return 0;
 
-	v4l2_m2m_release(dev->m2m_dev);
 err_m2m:
+	v4l2_m2m_release(dev->m2m_dev);
 	video_unregister_device(dev->vfd);
 rel_vdev:
 	video_device_release(vfd);
 unreg_dev:
 	v4l2_device_unregister(&dev->v4l2_dev);
-free_dev:
-	kfree(dev);
 
 	return ret;
 }
@@ -1090,7 +1087,6 @@ static int m2mtest_remove(struct platform_device *pdev)
 	del_timer_sync(&dev->timer);
 	video_unregister_device(dev->vfd);
 	v4l2_device_unregister(&dev->v4l2_dev);
-	kfree(dev);
 
 	return 0;
 }