From: Jens Wiklander <jens.wiklander@linaro.org>
To: linux-kernel@vger.kernel.org, op-tee@lists.trustedfirmware.org
Cc: Sumit Garg <sumit.garg@linaro.org>,
Jerome Forissier <jerome.forissier@linaro.org>,
Jens Wiklander <jens.wiklander@linaro.org>,
kernel test robot <lkp@intel.com>
Subject: [PATCH] tee: fix compiler warning in tee_shm_register()
Date: Mon, 22 Aug 2022 10:28:46 +0200 [thread overview]
Message-ID: <20220822082846.3558520-1-jens.wiklander@linaro.org> (raw)
Include <linux/uaccess.h> to avoid the warning:
drivers/tee/tee_shm.c: In function 'tee_shm_register':
>> drivers/tee/tee_shm.c:242:14: error: implicit declaration of function 'access_ok' [-Werror=implicit-function-declaration]
242 | if (!access_ok((void __user *)addr, length))
| ^~~~~~~~~
cc1: some warnings being treated as errors
Fixes: 573ae4f13f63 ("tee: add overflow check in register_shm_helper()")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
---
drivers/tee/tee_shm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c
index 1175f3a46859..27295bda3e0b 100644
--- a/drivers/tee/tee_shm.c
+++ b/drivers/tee/tee_shm.c
@@ -9,6 +9,7 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/tee_drv.h>
+#include <linux/uaccess.h>
#include <linux/uio.h>
#include "tee_private.h"
--
2.31.1
next reply other threads:[~2022-08-22 8:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-22 8:28 Jens Wiklander [this message]
2022-08-22 8:39 ` [PATCH] tee: fix compiler warning in tee_shm_register() Sumit Garg
2022-08-25 8:43 ` Jens Wiklander
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