[PATCH 1/3] drm/bridge: anx7625: Convert to use devm_kzalloc

From: Hsin-Yi Wang
Date: Tue Jan 11 2022 - 06:27:17 EST


Use devm_kzalloc instead of kzalloc and drop kfree(). Let the memory
handled by driver detach.

Signed-off-by: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx>
---
drivers/gpu/drm/bridge/analogix/anx7625.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index 0b858c78abe8b6..dbe708eb3bcf11 100644
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -2515,7 +2515,7 @@ static int anx7625_i2c_probe(struct i2c_client *client,
return -ENODEV;
}

- platform = kzalloc(sizeof(*platform), GFP_KERNEL);
+ platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
if (!platform) {
DRM_DEV_ERROR(dev, "fail to allocate driver data\n");
return -ENOMEM;
@@ -2527,7 +2527,7 @@ static int anx7625_i2c_probe(struct i2c_client *client,
if (ret) {
if (ret != -EPROBE_DEFER)
DRM_DEV_ERROR(dev, "fail to parse DT : %d\n", ret);
- goto free_platform;
+ return ret;
}

platform->client = client;
@@ -2552,7 +2552,7 @@ static int anx7625_i2c_probe(struct i2c_client *client,
if (!platform->hdcp_workqueue) {
dev_err(dev, "fail to create work queue\n");
ret = -ENOMEM;
- goto free_platform;
+ return ret;
}

platform->pdata.intp_irq = client->irq;
@@ -2637,9 +2637,6 @@ static int anx7625_i2c_probe(struct i2c_client *client,
if (platform->hdcp_workqueue)
destroy_workqueue(platform->hdcp_workqueue);

-free_platform:
- kfree(platform);
-
return ret;
}

--
2.34.1.575.g55b058a8bb-goog