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[v1,02/17] media: i2c: ov2740: Change nvmem reg_read/write return type

Message ID 20240605175953.2613260-3-joychakr@google.com (mailing list archive)
State New, archived
Headers show
Series nvmem: Handle change of return type in reg_read/write() definition | expand

Commit Message

Joy Chakraborty June 5, 2024, 5:59 p.m. UTC 
Change nvmem read/write function definition return type to ssize_t.

Signed-off-by: Joy Chakraborty <joychakr@google.com>
---
 drivers/media/i2c/ov2740.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/media/i2c/ov2740.c b/drivers/media/i2c/ov2740.c
index c48dbcde9877..0101ab55a5ef 100644
--- a/drivers/media/i2c/ov2740.c
+++ b/drivers/media/i2c/ov2740.c
@@ -1212,8 +1212,8 @@  static void ov2740_remove(struct i2c_client *client)
 	pm_runtime_disable(&client->dev);
 }
 
-static int ov2740_nvmem_read(void *priv, unsigned int off, void *val,
-			     size_t count)
+static ssize_t ov2740_nvmem_read(void *priv, unsigned int off, void *val,
+				 size_t count)
 {
 	struct nvm_data *nvm = priv;
 	struct device *dev = regmap_get_device(nvm->regmap);
@@ -1241,7 +1241,7 @@  static int ov2740_nvmem_read(void *priv, unsigned int off, void *val,
 	pm_runtime_put(dev);
 exit:
 	v4l2_subdev_unlock_state(sd_state);
-	return ret;
+	return ret < 0 ? ret : count;
 }
 
 static int ov2740_register_nvmem(struct i2c_client *client,