From 0647727e4754d291d57a598cf3d0fa5b53cd5d41 Mon Sep 17 00:00:00 2001 From: Stefan Berger Date: Thu, 25 Jul 2019 06:29:39 -0400 Subject: [PATCH] tpm: Exit in reset when backend indicates failure MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Exit() in the frontend reset function when the backend indicates intialization failure. Signed-off-by: Stefan Berger Reviewed-by: Marc-André Lureau (cherry picked from commit bcfd16fe26d6bb6eabfd2dfb46b9fda59d5493db) Signed-off-by: Michael Roth --- hw/tpm/tpm_crb.c | 4 +++- hw/tpm/tpm_tis.c | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/hw/tpm/tpm_crb.c b/hw/tpm/tpm_crb.c index 3087acc4ab7..55ea74f3ba0 100644 --- a/hw/tpm/tpm_crb.c +++ b/hw/tpm/tpm_crb.c @@ -273,7 +273,9 @@ static void tpm_crb_reset(void *dev) s->be_buffer_size = MIN(tpm_backend_get_buffer_size(s->tpmbe), CRB_CTRL_CMD_SIZE); - tpm_backend_startup_tpm(s->tpmbe, s->be_buffer_size); + if (tpm_backend_startup_tpm(s->tpmbe, s->be_buffer_size) < 0) { + exit(1); + } } static void tpm_crb_realize(DeviceState *dev, Error **errp) diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c index fd183e8deb0..4203da10081 100644 --- a/hw/tpm/tpm_tis.c +++ b/hw/tpm/tpm_tis.c @@ -909,7 +909,9 @@ static void tpm_tis_reset(DeviceState *dev) s->rw_offset = 0; } - tpm_backend_startup_tpm(s->be_driver, s->be_buffer_size); + if (tpm_backend_startup_tpm(s->be_driver, s->be_buffer_size) < 0) { + exit(1); + } } /* persistent state handling */ -- 2.39.5