linux-kernel - [PATCH][next] optee: make read-only array attr static const

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20260109154442.421248-1-coking@nvidia.com>
Date: Fri,  9 Jan 2026 15:44:42 +0000
From: Colin Ian King <coking@...dia.com>
To: Jens Wiklander <jens.wiklander@...aro.org>,
	Sumit Garg <sumit.garg@...nel.org>,
	op-tee@...ts.trustedfirmware.org
Cc: kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH][next] optee: make read-only array attr static const

Don't populate the read-only array attr on the stack at run
time, instead make it static const.

Signed-off-by: Colin Ian King <coking@...dia.com>
---
 drivers/tee/optee/rpc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c
index 97fc5b14db0c..1758eb7e6e8b 100644
--- a/drivers/tee/optee/rpc.c
+++ b/drivers/tee/optee/rpc.c
@@ -43,7 +43,7 @@ static void handle_rpc_func_cmd_i2c_transfer(struct tee_context *ctx,
 	struct i2c_msg msg = { };
 	size_t i;
 	int ret = -EOPNOTSUPP;
-	u8 attr[] = {
+	static const u8 attr[] = {
 		TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT,
 		TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT,
 		TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT,
-- 
2.51.0