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authorJens Wiklander <jens.wiklander@linaro.org>2017-02-16 09:07:02 +0100
committerJens Wiklander <jens.wiklander@linaro.org>2017-08-04 10:30:27 +0200
commit059cf566e123ca7eb7434285c6455d7afafb4e02 (patch)
tree683441447cb3b9de901379212501cc0322ead9bf /drivers/tee
parenta9980e947ec97297e03d2332d6beff06f5131a98 (diff)
downloadlinux-059cf566e123ca7eb7434285c6455d7afafb4e02.tar.bz2
tee: indicate privileged dev in gen_caps
Mirrors the TEE_DESC_PRIVILEGED bit of struct tee_desc:flags into struct tee_ioctl_version_data:gen_caps as TEE_GEN_CAP_PRIVILEGED in tee_ioctl_version() Reviewed-by: Jerome Forissier <jerome.forissier@linaro.org> Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'drivers/tee')
-rw-r--r--drivers/tee/tee_core.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/tee/tee_core.c b/drivers/tee/tee_core.c
index 5c60bf4423e6..58a5009eacc3 100644
--- a/drivers/tee/tee_core.c
+++ b/drivers/tee/tee_core.c
@@ -90,8 +90,13 @@ static int tee_ioctl_version(struct tee_context *ctx,
struct tee_ioctl_version_data vers;
ctx->teedev->desc->ops->get_version(ctx->teedev, &vers);
+
+ if (ctx->teedev->desc->flags & TEE_DESC_PRIVILEGED)
+ vers.gen_caps |= TEE_GEN_CAP_PRIVILEGED;
+
if (copy_to_user(uvers, &vers, sizeof(vers)))
return -EFAULT;
+
return 0;
}