[PATCH] media: vde: Use struct_size()

[Christophe JAILLET]

Use struct_size() which is much more common than this offsetof().

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
 drivers/media/platform/nvidia/tegra-vde/v4l2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/nvidia/tegra-vde/v4l2.c b/drivers/media/platform/nvidia/tegra-vde/v4l2.c
index bd8c207d5b54..0f48ce6f243e 100644
--- a/drivers/media/platform/nvidia/tegra-vde/v4l2.c
+++ b/drivers/media/platform/nvidia/tegra-vde/v4l2.c
@@ -813,7 +813,7 @@ static int tegra_open(struct file *file)
 	struct tegra_ctx *ctx;
 	int err;
 
-	ctx = kzalloc(offsetof(struct tegra_ctx, ctrls[ARRAY_SIZE(ctrl_cfgs)]),
+	ctx = kzalloc(struct_size(ctx, ctrls, ARRAY_SIZE(ctrl_cfgs)),
 		      GFP_KERNEL);
 	if (!ctx)
 		return -ENOMEM;
-- 
2.34.1