openwrt/target/linux/bcm27xx/patches-5.10/950-0325-media-i2c-imx477-R...

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From 15f2ddb7175008d14b25b7ab2eb71b487a497327 Mon Sep 17 00:00:00 2001
From: Naushir Patuck <naush@raspberrypi.com>
Date: Tue, 19 May 2020 16:56:33 +0100
Subject: [PATCH] media: i2c: imx477: Return correct result on sensor
id verification
The test should return -EIO if the register read id does not match
the expected sensor id.
Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
---
drivers/media/i2c/imx477.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/media/i2c/imx477.c
+++ b/drivers/media/i2c/imx477.c
@@ -1919,7 +1919,7 @@ static int imx477_identify_module(struct
if (val != IMX477_CHIP_ID) {
dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
IMX477_CHIP_ID, val);
- ret = -EINVAL;
+ return -EIO;
}
return 0;