1 files changed, 1 insertions, 1 deletions

diff --git a/ipc/compat.c b/ipc/compat.c
index f71e962756d8..f486b0096a67 100644
--- a/ipc/compat.c
+++ b/ipc/compat.c
@@ -381,7 +381,7 @@ COMPAT_SYSCALL_DEFINE6(ipc, u32, call, int, first, int, second,
                         uptr = compat_ptr(ipck.msgp);
                         fifth = ipck.msgtyp;
                 }
-                return do_msgrcv(first, uptr, second, fifth, third,
+                return do_msgrcv(first, uptr, second, (s32)fifth, third,
                                  compat_do_msg_fill);
         }
         case MSGGET: