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-rw-r--r--ipc/msg.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/ipc/msg.c b/ipc/msg.c
index 5b02686..abc5826 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -1150,10 +1150,16 @@ out_unlock1:
return bufsz;
}
+long ksys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz,
+ long msgtyp, int msgflg)
+{
+ return do_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg, do_msg_fill);
+}
+
SYSCALL_DEFINE5(msgrcv, int, msqid, struct msgbuf __user *, msgp, size_t, msgsz,
long, msgtyp, int, msgflg)
{
- return do_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg, do_msg_fill);
+ return ksys_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg);
}
#ifdef CONFIG_COMPAT
@@ -1171,12 +1177,19 @@ static long compat_do_msg_fill(void __user *dest, struct msg_msg *msg, size_t bu
return msgsz;
}
-COMPAT_SYSCALL_DEFINE5(msgrcv, int, msqid, compat_uptr_t, msgp,
- compat_ssize_t, msgsz, compat_long_t, msgtyp, int, msgflg)
+long compat_ksys_msgrcv(int msqid, compat_uptr_t msgp, compat_ssize_t msgsz,
+ compat_long_t msgtyp, int msgflg)
{
return do_msgrcv(msqid, compat_ptr(msgp), (ssize_t)msgsz, (long)msgtyp,
msgflg, compat_do_msg_fill);
}
+
+COMPAT_SYSCALL_DEFINE5(msgrcv, int, msqid, compat_uptr_t, msgp,
+ compat_ssize_t, msgsz, compat_long_t, msgtyp,
+ int, msgflg)
+{
+ return compat_ksys_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg);
+}
#endif
int msg_init_ns(struct ipc_namespace *ns)
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