soc: qcom: pdr: Fix error return code in pdr_register_listener

Fix to return the error code -EREMOTEIO from pdr_register_listener
rather than 0.

Fixes: fbe639b44a82 ("soc: qcom: Introduce Protection Domain Restart helpers")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Link: https://lore.kernel.org/r/20201125065034.154217-1-miaoqinglang@huawei.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/drivers/soc/qcom/pdr_interface.c b/drivers/soc/qcom/pdr_interface.c
index 209dcdc..915d5bc 100644 (file)
--- a/drivers/soc/qcom/pdr_interface.c
+++ b/drivers/soc/qcom/pdr_interface.c
@@ -153,7 +153,7 @@ static int pdr_register_listener(struct pdr_handle *pdr,
        if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
                pr_err("PDR: %s register listener failed: 0x%x\n",
                       pds->service_path, resp.resp.error);
-               return ret;
+               return -EREMOTEIO;
        }
 
        pds->state = resp.curr_state;