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-rw-r--r--arch/mips/kernel/ptrace.c3
-rw-r--r--arch/mips/kernel/smp-bmips.c1
-rw-r--r--arch/mips/kernel/smp-mt.c1
3 files changed, 4 insertions, 1 deletions
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 3396012..6931fe7 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -456,7 +456,8 @@ static int fpr_set(struct task_struct *target,
&target->thread.fpu,
0, sizeof(elf_fpregset_t));
- for (i = 0; i < NUM_FPU_REGS; i++) {
+ BUILD_BUG_ON(sizeof(fpr_val) != sizeof(elf_fpreg_t));
+ for (i = 0; i < NUM_FPU_REGS && count >= sizeof(elf_fpreg_t); i++) {
err = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&fpr_val, i * sizeof(elf_fpreg_t),
(i + 1) * sizeof(elf_fpreg_t));
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c
index 3daa2ca..1b070a7 100644
--- a/arch/mips/kernel/smp-bmips.c
+++ b/arch/mips/kernel/smp-bmips.c
@@ -11,6 +11,7 @@
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/sched/hotplug.h>
+#include <linux/sched/task_stack.h>
#include <linux/mm.h>
#include <linux/delay.h>
#include <linux/smp.h>
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c
index e077ea3..e398cbc 100644
--- a/arch/mips/kernel/smp-mt.c
+++ b/arch/mips/kernel/smp-mt.c
@@ -23,6 +23,7 @@
#include <linux/interrupt.h>
#include <linux/irqchip/mips-gic.h>
#include <linux/compiler.h>
+#include <linux/sched/task_stack.h>
#include <linux/smp.h>
#include <linux/atomic.h>
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