Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c
index 7358cdb8441f..4ff6808456ea 100644
--- a/arch/s390/kernel/compat_signal.c
+++ b/arch/s390/kernel/compat_signal.c
@@ -143,7 +143,7 @@ int copy_siginfo_from_user32(siginfo_t *to, compat_siginfo_t __user *from)
                         break;
                 case __SI_FAULT >> 16:
                         err |= __get_user(tmp, &from->si_addr);
-                        to->si_addr = (void *)(u64) (tmp & PSW32_ADDR_INSN);
+                        to->si_addr = (void __user *)(u64) (tmp & PSW32_ADDR_INSN);
                         break;
                 case __SI_POLL >> 16:
                         err |= __get_user(to->si_band, &from->si_band);
@@ -338,7 +338,7 @@ sys32_sigaltstack(const stack_t32 __user *uss, stack_t32 __user *uoss,
                 err |= __get_user(kss.ss_flags, &uss->ss_flags);
                 if (err)
                         return -EFAULT;
-                kss.ss_sp = (void *) ss_sp;
+                kss.ss_sp = (void __user *) ss_sp;
         }
 
         set_fs (KERNEL_DS);
@@ -461,7 +461,7 @@ asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs)
                 goto badframe;
 
         err = __get_user(ss_sp, &frame->uc.uc_stack.ss_sp);
-        st.ss_sp = (void *) A((unsigned long)ss_sp);
+        st.ss_sp = compat_ptr(ss_sp);
         err |= __get_user(st.ss_size, &frame->uc.uc_stack.ss_size);
         err |= __get_user(st.ss_flags, &frame->uc.uc_stack.ss_flags);
         if (err)