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-rw-r--r--sys/kern/kern_context.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/kern_context.c b/sys/kern/kern_context.c
index 4424eff..9230857 100644
--- a/sys/kern/kern_context.c
+++ b/sys/kern/kern_context.c
@@ -72,6 +72,7 @@ getcontext(struct thread *td, struct getcontext_args *uap)
PROC_LOCK(td->td_proc);
uc.uc_sigmask = td->td_sigmask;
PROC_UNLOCK(td->td_proc);
+ bzero(uc.__spare__, sizeof(uc.__spare__));
ret = copyout(&uc, uap->ucp, UC_COPY_SIZE);
}
return (ret);
@@ -108,6 +109,7 @@ swapcontext(struct thread *td, struct swapcontext_args *uap)
ret = EINVAL;
else {
get_mcontext(td, &uc.uc_mcontext, GET_MC_CLEAR_RET);
+ bzero(uc.__spare__, sizeof(uc.__spare__));
PROC_LOCK(td->td_proc);
uc.uc_sigmask = td->td_sigmask;
PROC_UNLOCK(td->td_proc);
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