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authorRijo Thomas <Rijo-john.Thomas@amd.com>2020-01-09 18:23:19 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2020-01-16 15:18:13 +0800
commitf4c58c3758f95eec5ea9cf1424d68350f00f9eb9 (patch)
tree6778e2b670885f1e949eed79e8ece85e1730d831 /drivers/tee
parent5ae63958a6dea78467c95f1669a4f0affa59935b (diff)
tee: amdtee: print error message if tee not present
If there is no TEE with which the driver can communicate, then print an error message and return. Suggested-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Rijo Thomas <Rijo-john.Thomas@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/tee')
-rw-r--r--drivers/tee/amdtee/core.c7
1 files 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 @@ err_kfree_drv_data:
kfree(drv_data);
drv_data = NULL;
-err_fail:
pr_err("amd-tee driver initialization failed\n");
return rc;
}