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Bug 1215734 - Expand GeckoMediaPlugin sandbox policy for Clang 3.7 ASan. r=kang

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This commit is contained in:
Jed Davis 2015-10-22 11:19:37 -07:00
parent 2b8e51332a
commit 5e497dda8b
1 changed files with 13 additions and 0 deletions
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13
security/sandbox/linux/SandboxFilter.cpp
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@ -32,6 +32,15 @@
using namespace sandbox::bpf_dsl;
#define CASES SANDBOX_BPF_DSL_CASES
// Fill in defines in case of old headers.
// (Warning: these are wrong on PA-RISC.)
#ifndef MADV_NOHUGEPAGE
#define MADV_NOHUGEPAGE 15
#endif
#ifndef MADV_DONTDUMP
#define MADV_DONTDUMP 16
#endif
// To avoid visual confusion between "ifdef ANDROID" and "ifndef ANDROID":
#ifndef ANDROID
#define DESKTOP
@ -695,6 +704,10 @@ public:
case __NR_madvise: {
Arg<int> advice(2);
return If(advice == MADV_DONTNEED, Allow())
#ifdef MOZ_ASAN
.ElseIf(advice == MADV_NOHUGEPAGE, Allow())
.ElseIf(advice == MADV_DONTDUMP, Allow())
#endif
.Else(InvalidSyscall());
}