Date: Sun, 25 Feb 2018 10:21:31 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r329956 - stable/11/sys/compat/linuxkpi/common/include/asm Message-ID: <201802251021.w1PALV5b009955@repo.freebsd.org>
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Author: hselasky Date: Sun Feb 25 10:21:31 2018 New Revision: 329956 URL: https://svnweb.freebsd.org/changeset/base/329956 Log: MFC r329447: Compile in the LinuxKPI. Flexible array members are not allowed in a union. Use a zero length array instead. Reported by: jbeich@ Sponsored by: Mellanox Technologies Modified: stable/11/sys/compat/linuxkpi/common/include/asm/atomic.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/compat/linuxkpi/common/include/asm/atomic.h ============================================================================== --- stable/11/sys/compat/linuxkpi/common/include/asm/atomic.h Sun Feb 25 10:19:44 2018 (r329955) +++ stable/11/sys/compat/linuxkpi/common/include/asm/atomic.h Sun Feb 25 10:21:31 2018 (r329956) @@ -162,10 +162,10 @@ atomic_cmpxchg(atomic_t *v, int old, int new) #define cmpxchg(ptr, old, new) ({ \ union { \ __typeof(*(ptr)) val; \ - u8 u8[]; \ - u16 u16[]; \ - u32 u32[]; \ - u64 u64[]; \ + u8 u8[0]; \ + u16 u16[0]; \ + u32 u32[0]; \ + u64 u64[0]; \ } __ret = { .val = (old) }, __new = { .val = (new) }; \ \ CTASSERT(sizeof(__ret.val) == 1 || sizeof(__ret.val) == 2 || \
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