mirror of
https://github.com/vincentmli/bpfire.git
synced 2026-05-11 01:38:25 +02:00
65 lines
2.4 KiB
Diff
65 lines
2.4 KiB
Diff
Submitted By: Robert Connolly <robert at linuxfromscratch dot org> (ashes)
|
|
Date: 2004-08-30
|
|
Initial Package Version: 2.4.27
|
|
Upstream Status: Rejected Upstream
|
|
Origin: http://www.northernsecurity.net/adamantix/diffs/2.4.20-propolice.patch
|
|
Description: Linux kernel patch for Smashing Stack Protector. This patch allows
|
|
the use of -fstack-protector durring the kernel build.
|
|
http://www.linuxfromscratch.org/hints/downloads/files/ssp.txt
|
|
http://www.linuxfromscratch.org/hlfs/
|
|
|
|
diff -Naur linux-2.4.26.orig/include/linux/kernel.h linux-2.4.26.ssp/include/linux/kernel.h
|
|
--- linux-2.4.26.orig/include/linux/kernel.h 2002-11-28 23:53:15.000000000 +0000
|
|
+++ linux-2.4.26.ssp/include/linux/kernel.h 2004-04-18 19:54:08.000000000 +0000
|
|
@@ -86,6 +86,9 @@
|
|
extern void dev_probe_lock(void);
|
|
extern void dev_probe_unlock(void);
|
|
|
|
+extern int __guard;
|
|
+extern void __stack_smash_handler(int, char []);
|
|
+
|
|
extern int session_of_pgrp(int pgrp);
|
|
|
|
asmlinkage int printk(const char * fmt, ...)
|
|
diff -Naur linux-2.4.26.orig/kernel/ksyms.c linux-2.4.26.ssp/kernel/ksyms.c
|
|
--- linux-2.4.26.orig/kernel/ksyms.c 2004-02-18 13:36:32.000000000 +0000
|
|
+++ linux-2.4.26.ssp/kernel/ksyms.c 2004-04-18 19:54:08.000000000 +0000
|
|
@@ -528,6 +528,8 @@
|
|
EXPORT_SYMBOL(single_open);
|
|
EXPORT_SYMBOL(single_release);
|
|
EXPORT_SYMBOL(seq_release_private);
|
|
+EXPORT_SYMBOL_NOVERS(__guard);
|
|
+EXPORT_SYMBOL_NOVERS(__stack_smash_handler);
|
|
|
|
/* Program loader interfaces */
|
|
EXPORT_SYMBOL(setup_arg_pages);
|
|
diff -Naur linux-2.4.26.orig/lib/Makefile linux-2.4.26.ssp/lib/Makefile
|
|
--- linux-2.4.26.orig/lib/Makefile 2004-04-14 13:05:40.000000000 +0000
|
|
+++ linux-2.4.26.ssp/lib/Makefile 2004-04-18 19:54:08.000000000 +0000
|
|
@@ -12,7 +12,7 @@
|
|
rbtree.o crc32.o firmware_class.o
|
|
|
|
obj-y := errno.o ctype.o string.o vsprintf.o brlock.o cmdline.o \
|
|
- bust_spinlocks.o rbtree.o dump_stack.o
|
|
+ bust_spinlocks.o rbtree.o dump_stack.o propolice.o
|
|
|
|
obj-$(CONFIG_FW_LOADER) += firmware_class.o
|
|
obj-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o
|
|
diff -Naur linux-2.4.26.orig/lib/propolice.c linux-2.4.26.ssp/lib/propolice.c
|
|
--- linux-2.4.26.orig/lib/propolice.c 1970-01-01 00:00:00.000000000 +0000
|
|
+++ linux-2.4.26.ssp/lib/propolice.c 2004-04-18 19:54:08.000000000 +0000
|
|
@@ -0,0 +1,13 @@
|
|
+ /*
|
|
+ * linux/lib/errno.c
|
|
+ *
|
|
+ *
|
|
+ */
|
|
+
|
|
+ int __guard = '\0\0\n\777';
|
|
+
|
|
+ void __stack_smash_handler (int damaged, char func[])
|
|
+ {
|
|
+ static char *message = "propolice detects %x at function %s.\n" ;
|
|
+ panic (message, damaged, func);
|
|
+}
|