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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