glibc/SOURCES/glibc-rh1855790-3.patch
2021-09-16 08:48:07 +00:00

34 lines
926 B
Diff

commit 825b58f3fb04781e559858510fe83a8c4bf28425
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Sat Feb 1 05:44:55 2020 -0800
i386-mcount.S: Add _CET_ENDBR to _mcount and __fentry__
Since _mcount and __fentry__ don't use ENTRY, we need to add _CET_ENDBR
by hand.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
---
diff --git a/sysdeps/i386/i386-mcount.S b/sysdeps/i386/i386-mcount.S
index 3db2fcd..8c8eeb8 100644
--- a/sysdeps/i386/i386-mcount.S
+++ b/sysdeps/i386/i386-mcount.S
@@ -30,6 +30,7 @@
.type C_SYMBOL_NAME(_mcount), @function
.align ALIGNARG(4)
C_LABEL(_mcount)
+ _CET_ENDBR
/* Save the caller-clobbered registers. */
pushl %eax
pushl %ecx
@@ -58,6 +59,7 @@ weak_alias (_mcount, mcount)
.type C_SYMBOL_NAME(__fentry__), @function
.align ALIGNARG(4)
C_LABEL(__fentry__)
+ _CET_ENDBR
/* Save the caller-clobbered registers. */
pushl %eax
pushl %ecx