openwrt/target/linux/generic/hack-4.9/301-mips_image_cmdline_hack.patch
Koen Vandeputte b1ec16d3c2 kernel: bump 4.9 to 4.9.194
Refreshed all patches.

Fixes:
- CVE-2019-14814
- CVE-2019-14815
- CVE-2019-14816
- CVE-2019-14821

Compile-tested on: none
Runtime-tested on: none

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
2019-09-24 12:52:05 +02:00

39 lines
900 B
Diff

From: John Crispin <john@phrozen.org>
Subject: hack: kernel: add generic image_cmdline hack to MIPS targets
lede-commit: d59f5b3a987a48508257a0ddbaeadc7909f9f976
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
---
arch/mips/Kconfig | 4 ++++
arch/mips/kernel/head.S | 6 ++++++
2 files changed, 10 insertions(+)
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1157,6 +1157,10 @@ config SYNC_R4K
config MIPS_MACHINE
def_bool n
+config IMAGE_CMDLINE_HACK
+ bool "OpenWrt specific image command line hack"
+ default n
+
config NO_IOPORT_MAP
def_bool n
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -79,6 +79,12 @@ FEXPORT(__kernel_entry)
j kernel_entry
#endif
+#ifdef CONFIG_IMAGE_CMDLINE_HACK
+ .ascii "CMDLINE:"
+EXPORT(__image_cmdline)
+ .fill 0x400
+#endif /* CONFIG_IMAGE_CMDLINE_HACK */
+
__REF
NESTED(kernel_entry, 16, sp) # kernel entry point