net/compat: convert to COMPAT_SYSCALL_DEFINE with changing parameter types
In order to allow the COMPAT_SYSCALL_DEFINE macro generate code that
performs proper zero and sign extension convert all 64 bit parameters
to their corresponding 32 bit compat counterparts.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/net/compat.c b/net/compat.c
index 706b78b..9a76eaf 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -758,14 +758,14 @@
return __sys_recvmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
}
-asmlinkage long compat_sys_recv(int fd, void __user *buf, size_t len, unsigned int flags)
+COMPAT_SYSCALL_DEFINE4(recv, int, fd, void __user *, buf, compat_size_t, len, unsigned int, flags)
{
return sys_recv(fd, buf, len, flags | MSG_CMSG_COMPAT);
}
-asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, size_t len,
- unsigned int flags, struct sockaddr __user *addr,
- int __user *addrlen)
+COMPAT_SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, buf, compat_size_t, len,
+ unsigned int, flags, struct sockaddr __user *, addr,
+ int __user *, addrlen)
{
return sys_recvfrom(fd, buf, len, flags | MSG_CMSG_COMPAT, addr, addrlen);
}