linux-user: fix settime old value location

[mirror_qemu.git] / linux-user / syscall.c

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index d982a27a0c845d5d2727cc5d7ac5376e8ab4e7c3..f569f827fc2a418035d1d476061da7dbd3391723 100644 (file)
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -12043,10 +12043,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
             timer_t htimer = g_posix_timers[timerid];
             struct itimerspec hspec_new = {{0},}, hspec_old = {{0},};
 
-            target_to_host_itimerspec(&hspec_new, arg3);
+            if (target_to_host_itimerspec(&hspec_new, arg3)) {
+                goto efault;
+            }
             ret = get_errno(
                           timer_settime(htimer, arg2, &hspec_new, &hspec_old));
-            host_to_target_itimerspec(arg2, &hspec_old);
+            if (arg4 && host_to_target_itimerspec(arg4, &hspec_old)) {
+                goto efault;
+            }
         }
         break;
     }