gpu: ipu-v3: Return proper error on ipu_add_client_devices error path

Avoid returning an uninitialized variable in the error path.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c
index 04e7b2eafbdd..e340bebd3419 100644
--- a/drivers/gpu/ipu-v3/ipu-common.c
+++ b/drivers/gpu/ipu-v3/ipu-common.c
@@ -1116,8 +1116,10 @@ static int ipu_add_client_devices(struct ipu_soc *ipu, unsigned long ipu_base)
                                 id++, &reg->pdata, sizeof(reg->pdata));
                 }
 
-                if (IS_ERR(pdev))
+                if (IS_ERR(pdev)) {
+                        ret = PTR_ERR(pdev);
                         goto err_register;
+                }
         }
 
         return 0;