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-rw-r--r--arch/x86/kernel/xsave.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c
index 0923d27f23df..07ddc870640b 100644
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/xsave.c
@@ -382,16 +382,14 @@ int __restore_xstate_sig(void __user *buf, void __user *buf_fx, int size)
struct xsave_struct *xsave = &tsk->thread.fpu.state->xsave;
struct user_i387_ia32_struct env;
- stop_fpu_preload(tsk);
- unlazy_fpu(tsk);
+ drop_fpu(tsk);
if (__copy_from_user(xsave, buf_fx, state_size) ||
- __copy_from_user(&env, buf, sizeof(env))) {
- drop_fpu(tsk);
+ __copy_from_user(&env, buf, sizeof(env)))
return -1;
- }
sanitize_restored_xstate(tsk, &env, xstate_bv, fx_only);
+ set_used_math();
} else {
/*
* For 64-bit frames and 32-bit fsave frames, restore the user