Patchwork [21/23] i386: Use _CET_NOTRACK in strcat-sse2.S

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Submitter H.J. Lu
Date May 8, 2018, 8:40 p.m.
Message ID <20180508204021.31845-22-hjl.tools@gmail.com>
Download mbox | patch
Permalink /patch/27170/
State New
Headers show

Comments

H.J. Lu - May 8, 2018, 8:40 p.m.
* sysdeps/i386/i686/multiarch/strcat-sse2.S
	(BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump
	to jump table.
---
 sysdeps/i386/i686/multiarch/strcat-sse2.S | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/sysdeps/i386/i686/multiarch/strcat-sse2.S b/sysdeps/i386/i686/multiarch/strcat-sse2.S
index bed0b66225..19d5f5f65d 100644
--- a/sysdeps/i386/i686/multiarch/strcat-sse2.S
+++ b/sysdeps/i386/i686/multiarch/strcat-sse2.S
@@ -50,7 +50,7 @@ 
 	absolute address.  */	\
 	addl	(%ecx,INDEX,SCALE), %ecx;	\
 	/* We loaded the jump table and adjusted ECX. Go.  */	\
-	jmp	*%ecx
+	_CET_NOTRACK jmp *%ecx
 # else
 #  define JMPTBL(I, B) I
 
@@ -59,7 +59,7 @@ 
 	jump table.  SCALE is the scale of INDEX. */
 
 #  define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE)	\
-	jmp	*TABLE(,INDEX,SCALE)
+	_CET_NOTRACK jmp *TABLE(,INDEX,SCALE)
 # endif
 
 # ifndef STRCAT