headers, pppol2tp: Use __kernel_pid_t in <linux/pppol2tp.h>

<linux/types.h> defines __kernel_pid_t for userland; pid_t is
defined elsewhere (and potentially differently).

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/if_pppol2tp.h b/include/linux/if_pppol2tp.h
index 184bc5566207..23cefa1111bf 100644
--- a/include/linux/if_pppol2tp.h
+++ b/include/linux/if_pppol2tp.h
@@ -39,7 +39,7 @@ struct pppol2tp_addr {
  * bits. So we need a different sockaddr structure.
  */
 struct pppol2tpv3_addr {
-        pid_t   pid;                    /* pid that owns the fd.
+        __kernel_pid_t  pid;            /* pid that owns the fd.
                                          * 0 => current */
         int     fd;                     /* FD of UDP or IP socket to use */