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"