linux-kernel - [PATCH] ppdev: add header include guard

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Date:   Mon, 29 Jul 2019 00:27:39 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        Sudip Mukherjee <sudip.mukherjee@...ethink.co.uk>,
        linux-parport@...ts.infradead.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] ppdev: add header include guard

Add a header include guard just in case.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 include/uapi/linux/ppdev.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/ppdev.h b/include/uapi/linux/ppdev.h
index 8fe3c64d149e..eb895b83f2bd 100644
--- a/include/uapi/linux/ppdev.h
+++ b/include/uapi/linux/ppdev.h
@@ -15,6 +15,9 @@
  * Added PPGETMODES/PPGETMODE/PPGETPHASE, Fred Barnes <frmb2@....ac.uk>, 03/01/2001
  */
 
+#ifndef _UAPI_LINUX_PPDEV_H
+#define _UAPI_LINUX_PPDEV_H
+
 #define PP_IOCTL	'p'
 
 /* Set mode for read/write (e.g. IEEE1284_MODE_EPP) */
@@ -97,4 +100,4 @@ struct ppdev_frob_struct {
 /* only masks user-visible flags */
 #define PP_FLAGMASK	(PP_FASTWRITE | PP_FASTREAD | PP_W91284PIC)
 
-
+#endif /* _UAPI_LINUX_PPDEV_H */
-- 
2.17.1