1 files changed, 4 insertions, 4 deletions

diff --git a/ipc/compat.c b/ipc/compat.c
index a41600f6ba52..20f92b2f2932 100644
--- a/ipc/compat.c
+++ b/ipc/compat.c
@@ -373,21 +373,21 @@ long compat_sys_semctl(int semid, int semnum, int cmd, int arg)
 }
 
 long compat_sys_msgsnd(int msqid, struct compat_msgbuf __user *msgp,
-                       size_t msgsz, int msgflg)
+                       compat_ssize_t msgsz, int msgflg)
 {
         compat_long_t mtype;
 
         if (get_user(mtype, &msgp->mtype))
                 return -EFAULT;
-        return do_msgsnd(msqid, mtype, msgp->mtext, msgsz, msgflg);
+        return do_msgsnd(msqid, mtype, msgp->mtext, (ssize_t)msgsz, msgflg);
 }
 
 long compat_sys_msgrcv(int msqid, struct compat_msgbuf __user *msgp,
-                       size_t msgsz, long msgtyp, int msgflg)
+                       compat_ssize_t msgsz, long msgtyp, int msgflg)
 {
         long err, mtype;
 
-        err =  do_msgrcv(msqid, &mtype, msgp->mtext, msgsz, msgtyp, msgflg);
+        err =  do_msgrcv(msqid, &mtype, msgp->mtext, (ssize_t)msgsz, msgtyp, msgflg);
         if (err < 0)
                 goto out;