From b907a8622e39eecfc4b243f3be3ad26559d1faee Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Mon, 27 Jun 2016 21:01:09 -0300 Subject: Linux-libre 4.6.3-gnu --- arch/sparc/kernel/sigutil_64.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'arch/sparc/kernel/sigutil_64.c') diff --git a/arch/sparc/kernel/sigutil_64.c b/arch/sparc/kernel/sigutil_64.c index 387834a9c..36aadcbea 100644 --- a/arch/sparc/kernel/sigutil_64.c +++ b/arch/sparc/kernel/sigutil_64.c @@ -37,7 +37,10 @@ int restore_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) unsigned long fprs; int err; - err = __get_user(fprs, &fpu->si_fprs); + if (((unsigned long) fpu) & 7) + return -EFAULT; + + err = get_user(fprs, &fpu->si_fprs); fprs_write(0); regs->tstate &= ~TSTATE_PEF; if (fprs & FPRS_DL) @@ -72,7 +75,10 @@ int restore_rwin_state(__siginfo_rwin_t __user *rp) struct thread_info *t = current_thread_info(); int i, wsaved, err; - __get_user(wsaved, &rp->wsaved); + if (((unsigned long) rp) & 7) + return -EFAULT; + + get_user(wsaved, &rp->wsaved); if (wsaved > NSWINS) return -EFAULT; -- cgit v1.2.3-54-g00ecf