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drm/mediatek: Add missing put_device() call in mtk_ddp_comp_init() 

if of_find_device_by_node() succeed, mtk_ddp_comp_init() doesn't have
a corresponding put_device(). Thus add put_device() to fix the exception
handling for this function implementation.

Fixes: d0afe37f52 ("drm/mediatek: support CMDQ interface in ddp component")
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
This commit is contained in:
Yu Kuai 2020-09-05 16:30:58 +08:00 committed by Chun-Kuang Hu
parent f85acdad07
commit d494c25727
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
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@ -496,6 +496,7 @@ int mtk_ddp_comp_init(struct device *dev, struct device_node *node,
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
if (of_address_to_resource(node, 0, &res) != 0) {
dev_err(dev, "Missing reg in %s node\n", node->full_name);
put_device(&larb_pdev->dev);
return -EINVAL;
}
comp->regs_pa = res.start;