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author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-09 09:19:30 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-09 09:19:30 -0700 |
commit | 4a1e00524cbdd38567e36f9c54a0444deebd864a (patch) | |
tree | 51f1b33826bfa8fb37d031d0fbfcfb528b465d0b /arch/arm/boot/compressed | |
parent | 2025fef0ca0c8c7fa730a3e0399243721a4925f1 (diff) | |
parent | 9178caf9649d97e976adbfca1f56477befde28f8 (diff) | |
download | linux-4a1e00524cbdd38567e36f9c54a0444deebd864a.tar.bz2 |
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
"A number of core ARM changes:
- Refactoring linker script by Nicolas Pitre
- Enable source fortification
- Add support for Cortex R8"
* 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
ARM: decompressor: fix warning introduced in fortify patch
ARM: 8751/1: Add support for Cortex-R8 processor
ARM: 8749/1: Kconfig: Add ARCH_HAS_FORTIFY_SOURCE
ARM: simplify and fix linker script for TCM
ARM: linker script: factor out TCM bits
ARM: linker script: factor out vectors and stubs
ARM: linker script: factor out unwinding table sections
ARM: linker script: factor out stuff for the .text section
ARM: linker script: factor out stuff for the DISCARD section
ARM: linker script: factor out some common definitions between XIP and non-XIP
Diffstat (limited to 'arch/arm/boot/compressed')
-rw-r--r-- | arch/arm/boot/compressed/decompress.c | 5 | ||||
-rw-r--r-- | arch/arm/boot/compressed/misc.c | 7 | ||||
-rw-r--r-- | arch/arm/boot/compressed/misc.h | 10 |
3 files changed, 17 insertions, 5 deletions
diff --git a/arch/arm/boot/compressed/decompress.c b/arch/arm/boot/compressed/decompress.c index a2ac3fe7dbf8..c16c1829a5e4 100644 --- a/arch/arm/boot/compressed/decompress.c +++ b/arch/arm/boot/compressed/decompress.c @@ -6,10 +6,7 @@ #include <linux/stddef.h> /* for NULL */ #include <linux/linkage.h> #include <asm/string.h> - -extern unsigned long free_mem_ptr; -extern unsigned long free_mem_end_ptr; -extern void error(char *); +#include "misc.h" #define STATIC static #define STATIC_RW_DATA /* non-static please */ diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c index e8fe51f4e97a..e1e9a5dde853 100644 --- a/arch/arm/boot/compressed/misc.c +++ b/arch/arm/boot/compressed/misc.c @@ -22,9 +22,9 @@ unsigned int __machine_arch_type; #include <linux/compiler.h> /* for inline */ #include <linux/types.h> #include <linux/linkage.h> +#include "misc.h" static void putstr(const char *ptr); -extern void error(char *x); #include CONFIG_UNCOMPRESS_INCLUDE @@ -160,3 +160,8 @@ decompress_kernel(unsigned long output_start, unsigned long free_mem_ptr_p, else putstr(" done, booting the kernel.\n"); } + +void fortify_panic(const char *name) +{ + error("detected buffer overflow"); +} diff --git a/arch/arm/boot/compressed/misc.h b/arch/arm/boot/compressed/misc.h new file mode 100644 index 000000000000..c958dccd1d97 --- /dev/null +++ b/arch/arm/boot/compressed/misc.h @@ -0,0 +1,10 @@ +#ifndef MISC_H +#define MISC_H + +#include <linux/compiler.h> + +void error(char *x) __noreturn; +extern unsigned long free_mem_ptr; +extern unsigned long free_mem_end_ptr; + +#endif |