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-rw-r--r--arch/arm64/kernel/process.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 369f485..223b093 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -233,7 +233,8 @@ void release_thread(struct task_struct *dead_task)
int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
{
- fpsimd_preserve_current_state();
+ if (current->mm)
+ fpsimd_preserve_current_state();
*dst = *src;
return 0;
}
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