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selinux: avoid extra semicolon

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Wrap macro into `do { } while (0)` to avoid Clang emitting warnings
about extra semicolons.
Similar to userspace commit
9d85aa60d1

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
[PM: whitespace/indenting tweaks]
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Christian Göttsche 2022-05-02 16:10:51 +02:00 committed by Paul Moore
parent 759205151c
commit 1d4e8036cb
1 changed files with 9 additions and 9 deletions
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18
security/selinux/ss/avtab.c
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@ -40,15 +40,15 @@ static inline int avtab_hash(const struct avtab_key *keyp, u32 mask)
u32 hash = 0;
#define mix(input) { \
u32 v = input; \
v *= c1; \
v = (v << r1) | (v >> (32 - r1)); \
v *= c2; \
hash ^= v; \
hash = (hash << r2) | (hash >> (32 - r2)); \
hash = hash * m + n; \
}
#define mix(input) do { \
u32 v = input; \
v *= c1; \
v = (v << r1) | (v >> (32 - r1)); \
v *= c2; \
hash ^= v; \
hash = (hash << r2) | (hash >> (32 - r2)); \
hash = hash * m + n; \
} while (0)
mix(keyp->target_class);
mix(keyp->target_type);