6d0c24adf3
This is an automated DistroBaker update from upstream sources. If you do not know what this is about or would like to opt out, contact the OSCI team. Source: https://src.fedoraproject.org/rpms/trousers.git#3459d0cdf62335d30ae118a8952e34165f14782d
50 lines
1.5 KiB
Diff
50 lines
1.5 KiB
Diff
From 6edef3777f9b9a26e63168bb81c8d4f4ddb17017 Mon Sep 17 00:00:00 2001
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From: Jerry Snitselaar <jsnitsel@redhat.com>
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Date: Wed, 5 Jun 2019 11:51:33 -0700
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Subject: [PATCH 2/2] trousers: don't use __no_optimize
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The trousers is failing annocheck hardened check due to
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__no_optimize being used for __tspi_memset(). Instead of
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__no_optimize use a asm memory barrier.
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Signed-off-by: Jerry Snitselaar <jsnitsel@redhat.com>
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Signed-off-by: Debora Velarde Babb <debora@linux.ibm.com>
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---
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src/include/spi_utils.h | 2 +-
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src/tspi/tsp_context_mem.c | 6 ++++--
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2 files changed, 5 insertions(+), 3 deletions(-)
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diff --git a/src/include/spi_utils.h b/src/include/spi_utils.h
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index 11255b20a21d..6ef21ce0cc83 100644
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--- a/src/include/spi_utils.h
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+++ b/src/include/spi_utils.h
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@@ -53,7 +53,7 @@ MUTEX_DECLARE_EXTERN(mem_cache_lock);
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void *calloc_tspi(TSS_HCONTEXT, UINT32);
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TSS_RESULT free_tspi(TSS_HCONTEXT, void *);
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TSS_RESULT __tspi_add_mem_entry(TSS_HCONTEXT, void *);
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-void * __no_optimize __tspi_memset(void *, int, size_t);
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+void * __tspi_memset(void *, int, size_t);
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/* secrets.c */
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diff --git a/src/tspi/tsp_context_mem.c b/src/tspi/tsp_context_mem.c
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index 2982df9fed06..2769af3662b9 100644
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--- a/src/tspi/tsp_context_mem.c
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+++ b/src/tspi/tsp_context_mem.c
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@@ -258,8 +258,10 @@ free_tspi(TSS_HCONTEXT tspContext, void *memPointer)
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}
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/* definition for a memset that cannot be optimized away */
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-void * __no_optimize
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+void *
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__tspi_memset(void *s, int c, size_t n)
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{
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- return memset(s, c, n);
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+ memset(s, c, n);
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+ asm volatile("" ::: "memory");
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+ return s;
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}
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--
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2.27.0
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