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Message-Id: <20230724014711.2048958-4-peng.fan@oss.nxp.com>
Date: Mon, 24 Jul 2023 09:47:04 +0800
From: "Peng Fan (OSS)" <peng.fan@....nxp.com>
To: shawnguo@...nel.org, s.hauer@...gutronix.de
Cc: kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
aisheng.dong@....com, alexander.stein@...tq-group.com,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Peng Fan <peng.fan@....com>
Subject: [PATCH V3 3/8] firmware: imx: scu: drop return value check
From: Peng Fan <peng.fan@....com>
For IMX_SC_MISC_FUNC_UNIQUE_ID, the scfw has a return value,
and the imx-scu always return 0. So drop the return value check.
BTW, also initialize msg to 0.
Signed-off-by: Peng Fan <peng.fan@....com>
---
drivers/firmware/imx/imx-scu-soc.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/firmware/imx/imx-scu-soc.c b/drivers/firmware/imx/imx-scu-soc.c
index 2f32353de2c9..ef9103987e76 100644
--- a/drivers/firmware/imx/imx-scu-soc.c
+++ b/drivers/firmware/imx/imx-scu-soc.c
@@ -33,20 +33,15 @@ struct imx_sc_msg_misc_get_soc_uid {
static int imx_scu_soc_uid(u64 *soc_uid)
{
- struct imx_sc_msg_misc_get_soc_uid msg;
+ struct imx_sc_msg_misc_get_soc_uid msg = { 0 };
struct imx_sc_rpc_msg *hdr = &msg.hdr;
- int ret;
hdr->ver = IMX_SC_RPC_VERSION;
hdr->svc = IMX_SC_RPC_SVC_MISC;
hdr->func = IMX_SC_MISC_FUNC_UNIQUE_ID;
hdr->size = 1;
- ret = imx_scu_call_rpc(imx_sc_soc_ipc_handle, &msg, true);
- if (ret) {
- pr_err("%s: get soc uid failed, ret %d\n", __func__, ret);
- return ret;
- }
+ imx_scu_call_rpc(imx_sc_soc_ipc_handle, &msg, true);
*soc_uid = msg.uid_high;
*soc_uid <<= 32;
--
2.37.1
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