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[v1,03/17] media: i2c: video-i2c: Change nvmem reg_read/write return type

Message ID 20240605175953.2613260-4-joychakr@google.com (mailing list archive)
State New
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/video-i2c.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/media/i2c/video-i2c.c b/drivers/media/i2c/video-i2c.c
index 56dbe07a1c99..2bfc221b5104 100644
--- a/drivers/media/i2c/video-i2c.c
+++ b/drivers/media/i2c/video-i2c.c
@@ -151,12 +151,15 @@  struct video_i2c_chip {
 	int (*hwmon_init)(struct video_i2c_data *data);
 };
 
-static int mlx90640_nvram_read(void *priv, unsigned int offset, void *val,
-			     size_t bytes)
+static ssize_t mlx90640_nvram_read(void *priv, unsigned int offset, void *val,
+				   size_t bytes)
 {
 	struct video_i2c_data *data = priv;
+	int ret;
+
+	ret = regmap_bulk_read(data->regmap, MLX90640_EEPROM_START_ADDR + offset, val, bytes);
 
-	return regmap_bulk_read(data->regmap, MLX90640_EEPROM_START_ADDR + offset, val, bytes);
+	return ret < 0 ? ret : bytes;
 }
 
 static struct nvmem_config mlx90640_nvram_config = {