[PATCH] objtool: Add fortify_panic as __noreturn function

From	Josh Poimboeuf <jpoimboe@redhat.com>
Newsgroups	linux.kernel
Subject	[PATCH] objtool: Add fortify_panic as __noreturn function
Date	2017-06-15 15:30 +0200
Message-ID	<tSD0u-30j-3@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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From: Kees Cook <keescook@chromium.org>

CONFIG_FORTIFY_SOURCE implements fortify_panic() as a __noreturn function,
so objtool needs to know about it too.

Suggested-by: Daniel Micay <danielmicay@gmail.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Tested-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
---
 tools/objtool/builtin-check.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/objtool/builtin-check.c b/tools/objtool/builtin-check.c
index 282a60368b14..5f66697fe1e0 100644
--- a/tools/objtool/builtin-check.c
+++ b/tools/objtool/builtin-check.c
@@ -192,7 +192,8 @@ static int __dead_end_function(struct objtool_file *file, struct symbol *func,
 		"complete_and_exit",
 		"kvm_spurious_fault",
 		"__reiserfs_panic",
-		"lbug_with_loc"
+		"lbug_with_loc",
+		"fortify_panic",
 	};
 
 	if (func->bind == STB_WEAK)
-- 
2.7.4


-- 
Kees Cook
Pixel Security

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[PATCH] objtool: Add fortify_panic as __noreturn function Josh Poimboeuf <jpoimboe@redhat.com> - 2017-06-15 15:30 +0200
  [tip:core/urgent] objtool: Add fortify_panic as __noreturn function tip-bot for Kees Cook <tipbot@zytor.com> - 2017-06-16 11:10 +0200

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