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[08/12] exynos4-is: Set fimc-lite subdev subdev owner module

Message ID 1366639427-14253-9-git-send-email-s.nawrocki@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sylwester Nawrocki/Kernel \(PLT\) /SRPOL/Staff Engineer/Samsung Electronics April 22, 2013, 2:03 p.m. UTC 
The FIMC-LITE.n subdevs have currently sd->owner field not set,
the exynos-fimc-lite module can be removed at any time, regardless
it is in use by other modules. When this module is unloaded the
kernel can crash easily by accessing video or media device nodes.

Cc: stable@vger.kernel.org
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
 drivers/media/platform/exynos4-is/fimc-lite.c |    1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c
index 7ecf4e7..14bb7bc 100644
--- a/drivers/media/platform/exynos4-is/fimc-lite.c
+++ b/drivers/media/platform/exynos4-is/fimc-lite.c
@@ -1399,6 +1399,7 @@  static int fimc_lite_create_capture_subdev(struct fimc_lite *fimc)
 	sd->ctrl_handler = handler;
 	sd->internal_ops = &fimc_lite_subdev_internal_ops;
 	sd->entity.ops = &fimc_lite_subdev_media_ops;
+	sd->owner = THIS_MODULE;
 	v4l2_set_subdevdata(sd, fimc);
 
 	return 0;