[coreboot-gerrit] Change in ...coreboot[master]: security/tpm/tss/tcg-2.0/tss.c: Report debug error on tis failure

[Frans Hendriks (Code Review)]

Frans Hendriks has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/33249

Change subject: security/tpm/tss/tcg-2.0/tss.c: Report debug error on tis failure
......................................................................

security/tpm/tss/tcg-2.0/tss.c: Report debug error on tis failure

No debug error is reported on tis_init() or tis_open() error.
Print debug error when tis_init() or tis_open() returned error.

BUG=N/A
TEST=Build binary and verified logging on Facebook FBG-1701

Change-Id: If912eb258152712ca526aa5a5ab9dec1c0b3d303
Signed-off-by: Frans Hendriks 
---
M src/security/tpm/tss/tcg-2.0/tss.c
1 file changed, 7 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/49/33249/1

diff --git a/src/security/tpm/tss/tcg-2.0/tss.c b/src/security/tpm/tss/tcg-2.0/tss.c
index e579bff..c4b5538 100644
--- a/src/security/tpm/tss/tcg-2.0/tss.c
+++ b/src/security/tpm/tss/tcg-2.0/tss.c
@@ -181,10 +181,15 @@
    if (done)
    	return VB2_SUCCESS;

-	if (tis_init())
+	if (tis_init()) {
+		printk(BIOS_ERR, "%s: tis_init returned error\n", __func__);
    	return VB2_ERROR_UNKNOWN;
-	if (tis_open())
+	}
+
+	if (tis_open()) {
+		printk(BIOS_ERR, "%s: tis_open returned error\n", __func__);
    	return VB2_ERROR_UNKNOWN;
+	}

car_set_var(tlcl_init_done, 1);