[PATCH 5.11 245/601] soc: qcom: pdr: Fix error return code in pdr_register_listener

From: Greg Kroah-Hartman
Date: Wed May 12 2021 - 13:16:58 EST


From: Qinglang Miao <miaoqinglang@xxxxxxxxxx>

[ Upstream commit 769738fc49bb578e05d404b481a9241d18147d86 ]

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@xxxxxxxxxx>
Signed-off-by: Qinglang Miao <miaoqinglang@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20201125065034.154217-1-miaoqinglang@xxxxxxxxxx
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/soc/qcom/pdr_interface.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/qcom/pdr_interface.c b/drivers/soc/qcom/pdr_interface.c
index 209dcdca923f..915d5bc3d46e 100644
--- 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;
--
2.30.2