[PATCH] media: ipu3-cio2: Fix missing error code in cio2_bridge_connect_sensor()

From: Jiapeng Chong
Date: Fri Oct 15 2021 - 06:10:34 EST


The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'ret'.

Eliminate the follow smatch warning:

drivers/media/pci/intel/ipu3/cio2-bridge.c:242 cio2_bridge_connect_sensor()
warn: missing error code 'ret'

Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Fixes: 803abec64ef9 ("media: ipu3-cio2: Add cio2-bridge to ipu3-cio2 driver")
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
drivers/media/pci/intel/ipu3/cio2-bridge.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.c b/drivers/media/pci/intel/ipu3/cio2-bridge.c
index 67c467d3..9e364ba 100644
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.c
+++ b/drivers/media/pci/intel/ipu3/cio2-bridge.c
@@ -238,8 +238,10 @@ static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
goto err_put_adev;

status = acpi_get_physical_device_location(adev->handle, &sensor->pld);
- if (ACPI_FAILURE(status))
+ if (ACPI_FAILURE(status)) {
+ ret = -EINVAL;
goto err_put_adev;
+ }

if (sensor->ssdb.lanes > CIO2_MAX_LANES) {
dev_err(&adev->dev,
--
1.8.3.1