If the media bus is unsupported, then return -EINVAL. Instead it returned 'ret' which happened to be 0. This fixes a smatch warning: ov7670.c:1843 ov7670_parse_dt() warn: missing error code? 'ret' Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx> Cc: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> --- drivers/media/i2c/ov7670.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c index 27db0a07de1f..b1bb0833571e 100644 --- a/drivers/media/i2c/ov7670.c +++ b/drivers/media/i2c/ov7670.c @@ -1840,7 +1840,7 @@ static int ov7670_parse_dt(struct device *dev, if (bus_cfg.bus_type != V4L2_MBUS_PARALLEL) { dev_err(dev, "Unsupported media bus type\n"); - return ret; + return -EINVAL; } info->mbus_config = bus_cfg.bus.parallel.flags; -- 2.39.0