Date: Wed, 2 May 2018 13:33:25 -0700 From: Laura Abbott <labbott@...hat.com> To: Alexander Popov <alex.popov@...ux.com>, Kees Cook <keescook@...omium.org>, Mark Rutland <mark.rutland@....com>, Ard Biesheuvel <ard.biesheuvel@...aro.org> Cc: Laura Abbott <labbott@...hat.com>, kernel-hardening@...ts.openwall.com, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: [PATCH 1/2] stackleak: Update for arm64 arm64 has another layer of indirection in the RTL. Account for this in the plugin. Signed-off-by: Laura Abbott <labbott@...hat.com> --- Fixed from previous version to be a vector expression. --- scripts/gcc-plugins/stackleak_plugin.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/scripts/gcc-plugins/stackleak_plugin.c b/scripts/gcc-plugins/stackleak_plugin.c index 6ac2a055ec61..0a55ecaf44df 100644 --- a/scripts/gcc-plugins/stackleak_plugin.c +++ b/scripts/gcc-plugins/stackleak_plugin.c @@ -253,6 +253,10 @@ static unsigned int stackleak_cleanup_execute(void) * that insn. */ body = PATTERN(insn); + /* arm64 is different */ + if (GET_CODE(body) == PARALLEL) + body = XVECEXP(body, 0, 0); + if (GET_CODE(body) != CALL) continue; -- 2.14.3
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