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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>
This commit is contained in:
Arvind Yadav 2018-03-08 15:06:07 +05:30 committed by Bjorn Andersson
parent 7928b2cbe5
commit a9011726c4
1 changed files with 2 additions and 1 deletions
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3
drivers/rpmsg/qcom_glink_smem.c
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@ -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);
}