In error case platform_device_register_data would return an ERR_PTR
instead of NULL. So we better check this before unregistration.
Fixes: 37b7b3087a2f ("staging/vc04_services: Register a platform device for the
camera driver.")
Signed-off-by: Stefan Wahren <[email protected]>
---
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index ea78937..d7d7c2f0 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -3672,7 +3672,8 @@ static int vchiq_probe(struct platform_device *pdev)
static int vchiq_remove(struct platform_device *pdev)
{
- platform_device_unregister(bcm2835_camera);
+ if (!IS_ERR(bcm2835_camera))
+ platform_device_unregister(bcm2835_camera);
vchiq_debugfs_deinit();
device_destroy(vchiq_class, vchiq_devid);
class_destroy(vchiq_class);
--
2.7.4
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