From 31ee3a33aa612294db302828d4d1f6f0c83bef4c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konrad=20Sewi=C5=82=C5=82o-Jopek?= <kjopek@gmail.com>
Date: Tue, 16 Aug 2022 09:27:36 +0200
Subject: [PATCH] TPM: do not set device description if probe fails

device_set_desc should be called only if driver probes successfully.

Approved by:	mw(mentor)
Reviewed by:	mw, kd
MFC after:	2 weeks
Differential Revision:	https://reviews.freebsd.org/D35998
---
 sys/dev/tpm/tpm_crb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/tpm/tpm_crb.c b/sys/dev/tpm/tpm_crb.c
index 5b9619ee9b2..e18201c58a7 100644
--- a/sys/dev/tpm/tpm_crb.c
+++ b/sys/dev/tpm/tpm_crb.c
@@ -114,7 +114,7 @@ tpmcrb_acpi_probe(device_t dev)
 	status = AcpiGetTable(ACPI_SIG_TPM2, 1, (ACPI_TABLE_HEADER **) &tbl);
 	if(ACPI_FAILURE(status) ||
 	   tbl->StartMethod != TPM2_START_METHOD_CRB)
-		err = ENXIO;
+		return (ENXIO);
 
 	device_set_desc(dev, "Trusted Platform Module 2.0, CRB mode");
 	return (err);