48 lines
1.8 KiB
Diff
48 lines
1.8 KiB
Diff
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From 8eab168ae074431ddd05e6478582c4dbc0847c44 Mon Sep 17 00:00:00 2001
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From: Torsten Hilbrich <torsten.hilbrich@secunet.com>
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Date: Wed, 12 Feb 2020 08:51:06 +0100
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Subject: [PATCH] include/uapi: Fix invalid use of BITS_PER_LONG in __swab
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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This caused compile problems in user-space application using that
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header. Seen with systemd:
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In file included from /build/client/devel/kernel/_/usr/include/linux/byteorder/little_endian.h:13,
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from /build/client/devel/kernel/_/usr/include/asm/byteorder.h: ,
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from /build/client/devel/kernel/_/usr/include/linux/icmpv6.h:6,
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from ../src/network/networkd-route.c:3:
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/build/client/devel/kernel/_/usr/include/linux/swab.h: In function ‘__swab’:
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/build/client/devel/kernel/_/usr/include/linux/swab.h:138:5: error: "BITS_PER_LONG" is not defined, evaluates to 0 [-Werror=undef]
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#if BITS_PER_LONG == 64
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^~~~~~~~~~~~~
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cc1: some warnings being treated as errors
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[181/1207] Generating sys with a custom command.
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ninja: build stopped: subcommand failed.
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Signed-off-by: Torsten Hilbrich <torsten.hilbrich@secunet.com>
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---
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include/uapi/linux/swab.h | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h
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index fa7f97da5b76..7272f85d6d6a 100644
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--- a/include/uapi/linux/swab.h
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+++ b/include/uapi/linux/swab.h
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@@ -135,9 +135,9 @@ static inline __attribute_const__ __u32 __fswahb32(__u32 val)
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static __always_inline unsigned long __swab(const unsigned long y)
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{
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-#if BITS_PER_LONG == 64
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+#if __BITS_PER_LONG == 64
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return __swab64(y);
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-#else /* BITS_PER_LONG == 32 */
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+#else /* __BITS_PER_LONG == 32 */
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return __swab32(y);
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#endif
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}
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--
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2.24.1
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