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[Qemu-devel] [PATCH v3 for-2.11 3/3] tpm_tis: Return 0 for every registe
From: |
Stefan Berger |
Subject: |
[Qemu-devel] [PATCH v3 for-2.11 3/3] tpm_tis: Return 0 for every register in case of failure mode |
Date: |
Tue, 14 Nov 2017 16:52:29 -0500 |
Rather than returning ~0, return 0 for every register in case of
failure mode. The '0' is better to indicate that there's no device
there.
Signed-off-by: Stefan Berger <address@hidden>
---
hw/tpm/tpm_tis.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c
index fec2fc6..42d647d 100644
--- a/hw/tpm/tpm_tis.c
+++ b/hw/tpm/tpm_tis.c
@@ -545,7 +545,7 @@ static uint64_t tpm_tis_mmio_read(void *opaque, hwaddr addr,
uint8_t v;
if (tpm_backend_had_startup_error(s->be_driver)) {
- return val;
+ return 0;
}
switch (offset) {
--
2.5.5
[Qemu-devel] [PATCH v3 for-2.11 3/3] tpm_tis: Return 0 for every register in case of failure mode,
Stefan Berger <=
[Qemu-devel] [PATCH v3 for-2.11 2/3] tpm_tis: Return TPM_VERSION_UNSPEC in case of BE failure, Stefan Berger, 2017/11/14