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authorMichael Ellerman <mpe@ellerman.id.au>2019-01-04 22:07:47 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2019-01-04 22:07:47 +1100
commitd538d94f0ca86cfedc892cc427169219acb3c2f7 (patch)
tree8363c4ff35907edb5245da737d7f6982bf22b945 /arch/arm/kernel/process.c
parentKVM: PPC: Book3S HV: radix: Fix uninitialized var build error (diff)
parentRemove 'type' argument from access_ok() function (diff)
downloadlinux-dev-d538d94f0ca86cfedc892cc427169219acb3c2f7.tar.xz
linux-dev-d538d94f0ca86cfedc892cc427169219acb3c2f7.zip
Merge branch 'master' into fixes
We have a fix to apply on top of commit 96d4f267e40f ("Remove 'type' argument from access_ok() function"), so merge master to get it.
Diffstat (limited to 'arch/arm/kernel/process.c')
-rw-r--r--arch/arm/kernel/process.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 82ab015bf42b..16601d1442d1 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -39,7 +39,7 @@
#include <asm/tls.h>
#include <asm/vdso.h>
-#ifdef CONFIG_STACKPROTECTOR
+#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_STACKPROTECTOR_PER_TASK)
#include <linux/stackprotector.h>
unsigned long __stack_chk_guard __read_mostly;
EXPORT_SYMBOL(__stack_chk_guard);
@@ -267,6 +267,10 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start,
thread_notify(THREAD_NOTIFY_COPY, thread);
+#ifdef CONFIG_STACKPROTECTOR_PER_TASK
+ thread->stack_canary = p->stack_canary;
+#endif
+
return 0;
}