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Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
arch
/
sparc
/
kernel
/
sigutil_64.c
diff --git
a/kernel/arch/sparc/kernel/sigutil_64.c
b/kernel/arch/sparc/kernel/sigutil_64.c
index
387834a
..
36aadcb
100644
(file)
--- a/
kernel/arch/sparc/kernel/sigutil_64.c
+++ b/
kernel/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;
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)
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;
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;
if (wsaved > NSWINS)
return -EFAULT;