From: H.J. Lu <hjl.tools@gmail.com>
Date: Tue, 17 Jul 2018 23:08:35 +0000 (-0700)
Subject: x86-64: Add _CET_ENDBR to STRCMP_SSE42
X-Git-Tag: glibc-2.28~90
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5efc6777ad57c2055b618e0b8b8dc1e5bc4ab29a;p=thirdparty%2Fglibc.git

x86-64: Add _CET_ENDBR to STRCMP_SSE42

Add _CET_ENDBR to STRCMP_SSE42, which is called indirectly, to support
IBT.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

	* sysdeps/x86_64/multiarch/strcmp-sse42.S (STRCMP_SSE42): Add
	_CET_ENDBR.
---

diff --git a/ChangeLog b/ChangeLog
index 057c7b02e58..e2d560a46db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2018-07-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* sysdeps/x86_64/multiarch/strcmp-sse42.S (STRCMP_SSE42): Add
+	_CET_ENDBR.
+
 2018-07-17  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* sysdeps/i386/dl-tlsdesc.S (_dl_tlsdesc_return): Add
diff --git a/sysdeps/x86_64/multiarch/strcmp-sse42.S b/sysdeps/x86_64/multiarch/strcmp-sse42.S
index 6fa0c2c7d25..5a0c6668a7e 100644
--- a/sysdeps/x86_64/multiarch/strcmp-sse42.S
+++ b/sysdeps/x86_64/multiarch/strcmp-sse42.S
@@ -126,6 +126,7 @@ END (GLABEL(__strncasecmp))
 
 STRCMP_SSE42:
 	cfi_startproc
+	_CET_ENDBR
 	CALL_MCOUNT
 
 /*