rpmsg: glink: use put_device() if device_register fail

if device_register() returned an error! Always use put_device()
to give up the reference initialized. And unregister device for
other return error.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/rpmsg/qcom_glink_smem.c b/drivers/rpmsg/qcom_glink_smem.c
index 892f2b92a4d8..3fa9d43e2c87 100644
--- a/drivers/rpmsg/qcom_glink_smem.c
+++ b/drivers/rpmsg/qcom_glink_smem.c
@@ -217,6 +217,7 @@ struct qcom_glink *qcom_glink_smem_register(struct device *parent,
         ret = device_register(dev);
         if (ret) {
                 pr_err("failed to register glink edge\n");
+                put_device(dev);
                 return ERR_PTR(ret);
         }
 
@@ -299,7 +300,7 @@ struct qcom_glink *qcom_glink_smem_register(struct device *parent,
         return glink;
 
 err_put_dev:
-        put_device(dev);
+        device_unregister(dev);
 
         return ERR_PTR(ret);
 }