[PATCH 2/5] tee: amdtee: print error message if tee not present

From: Rijo Thomas
Date: Thu Jan 09 2020 - 07:54:04 EST


If there is no TEE with which the driver can communicate, then
print an error message and return.

Suggested-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Rijo Thomas <Rijo-john.Thomas@xxxxxxx>
---
drivers/tee/amdtee/core.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/tee/amdtee/core.c b/drivers/tee/amdtee/core.c
index b3f8235579f7..0840be03a3ab 100644
--- a/drivers/tee/amdtee/core.c
+++ b/drivers/tee/amdtee/core.c
@@ -440,8 +440,10 @@ static int __init amdtee_driver_init(void)
int rc;

rc = psp_check_tee_status();
- if (rc)
- goto err_fail;
+ if (rc) {
+ pr_err("amd-tee driver: tee not present\n");
+ return rc;
+ }

drv_data = kzalloc(sizeof(*drv_data), GFP_KERNEL);
if (IS_ERR(drv_data))
@@ -490,7 +492,6 @@ static int __init amdtee_driver_init(void)
kfree(drv_data);
drv_data = NULL;

-err_fail:
pr_err("amd-tee driver initialization failed\n");
return rc;
}
--
2.17.1