kernel: bump 4.9 to 4.9.82

Refresh patches.
Remove upstreamed patches:
- ar7/002-MIPS-AR7-ensure-the-port-type-s-FCR-value-is-used.patch
- backport/040-crypto-fix-typo-in-KPP-dependency-of-CRYPTO_ECDH.patch
Remove layerscape/819-Revert-dmaengine-dmatest-move-callback-wait-queue-to.patch,
it is superseded by upstream commit 297c7cc4b5651b174a62925b6c961085f04979fd.
Remove pending/650-pppoe_header_pad.patch, it is superseded by
upstream commit 1bd21b158e07e0b8c5a2ce832305a0ebfe42c480.
Update patches that no longer apply:
- ar71xx/004-register_gpio_driver_earlier.patch
- hack/204-module_strip.patch
- pending/493-ubi-set-ROOT_DEV-to-ubiblock-rootfs-if-unset.patch

Fixes CVE-2017-8824.

Compile-tested: ar71xx.
Runtime-tested: ar71xx.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

2 files changed, 19 insertions, 9 deletions

diff --git a/target/linux/generic/hack-4.9/204-module_strip.patch b/target/linux/generic/hack-4.9/204-module_strip.patch
index e36846adb8..3dc0c88db1 100644
--- a/target/linux/generic/hack-4.9/204-module_strip.patch
+++ b/target/linux/generic/hack-4.9/204-module_strip.patch
@@ -98,7 +98,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  
 --- a/init/Kconfig
 +++ b/init/Kconfig
-@@ -2115,6 +2115,13 @@ config TRIM_UNUSED_KSYMS
+@@ -2122,6 +2122,13 @@ config TRIM_UNUSED_KSYMS
  
  	  If unsure, or if you need to build out-of-tree modules, say N.
  
@@ -114,7 +114,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  config MODULES_TREE_LOOKUP
 --- a/kernel/module.c
 +++ b/kernel/module.c
-@@ -2945,9 +2945,11 @@ static struct module *setup_load_info(st
+@@ -2954,9 +2954,11 @@ static struct module *setup_load_info(st
  
  static int check_modinfo(struct module *mod, struct load_info *info, int flags)
  {
@@ -127,14 +127,14 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	if (flags & MODULE_INIT_IGNORE_VERMAGIC)
  		modmagic = NULL;
  
-@@ -2968,6 +2970,7 @@ static int check_modinfo(struct module *
+@@ -2977,6 +2979,7 @@ static int check_modinfo(struct module *
  				mod->name);
  		add_taint_module(mod, TAINT_OOT_MODULE, LOCKDEP_STILL_OK);
  	}
 +#endif
  
- 	if (get_modinfo(info, "staging")) {
- 		add_taint_module(mod, TAINT_CRAP, LOCKDEP_STILL_OK);
+ 	check_modinfo_retpoline(mod, info);
+ 
 --- a/scripts/mod/modpost.c
 +++ b/scripts/mod/modpost.c
 @@ -1965,7 +1965,9 @@ static void read_symbols(char *modname)
@@ -157,7 +157,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	buf_printf(b, "\n");
  	buf_printf(b, "__visible struct module __this_module\n");
  	buf_printf(b, "__attribute__((section(\".gnu.linkonce.this_module\"))) = {\n");
-@@ -2126,16 +2130,20 @@ static void add_header(struct buffer *b,
+@@ -2126,24 +2130,30 @@ static void add_header(struct buffer *b,
  
  static void add_intree_flag(struct buffer *b, int is_intree)
  {
@@ -167,6 +167,16 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 +#endif
  }
  
+ /* Cannot check for assembler */
+ static void add_retpoline(struct buffer *b)
+ {
++#ifndef CONFIG_MODULE_STRIPPED
+ 	buf_printf(b, "\n#ifdef RETPOLINE\n");
+ 	buf_printf(b, "MODULE_INFO(retpoline, \"Y\");\n");
+ 	buf_printf(b, "#endif\n");
++#endif
+ }
+ 
  static void add_staging_flag(struct buffer *b, const char *name)
  {
 +#ifndef CONFIG_MODULE_STRIPPED
@@ -178,7 +188,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  }
  
  /* In kernel, this size is defined in linux/module.h;
-@@ -2239,11 +2247,13 @@ static void add_depends(struct buffer *b
+@@ -2247,11 +2257,13 @@ static void add_depends(struct buffer *b
  
  static void add_srcversion(struct buffer *b, struct module *mod)
  {
@@ -192,7 +202,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  }
  
  static void write_if_changed(struct buffer *b, const char *fname)
-@@ -2477,7 +2487,9 @@ int main(int argc, char **argv)
+@@ -2486,7 +2498,9 @@ int main(int argc, char **argv)
  		add_staging_flag(&buf, mod->name);
  		err |= add_versions(&buf, mod);
  		add_depends(&buf, mod, modules);
diff --git a/target/linux/generic/hack-4.9/902-debloat_proc.patch b/target/linux/generic/hack-4.9/902-debloat_proc.patch
index 6216c2d4fb..f2b326fe34 100644
--- a/target/linux/generic/hack-4.9/902-debloat_proc.patch
+++ b/target/linux/generic/hack-4.9/902-debloat_proc.patch
@@ -132,7 +132,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	do {								\
 --- a/ipc/msg.c
 +++ b/ipc/msg.c
-@@ -1058,6 +1058,9 @@ void __init msg_init(void)
+@@ -1061,6 +1061,9 @@ void __init msg_init(void)
  {
  	msg_init_ns(&init_ipc_ns);