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[NET]: Use BUILD_BUG_ON in net/core/flowi.c

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Instead of ugly extern not-existing function.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov 2007-10-23 21:15:21 -07:00 committed by David S. Miller
parent 342709efc7
commit f0fe91ded3
1 changed files with 1 additions and 4 deletions
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5
net/core/flow.c
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@ -142,8 +142,6 @@ typedef u64 flow_compare_t;
typedef u32 flow_compare_t;
#endif
extern void flowi_is_missized(void);
/* I hear what you're saying, use memcmp. But memcmp cannot make
* important assumptions that we can here, such as alignment and
* constant size.
@ -153,8 +151,7 @@ static int flow_key_compare(struct flowi *key1, struct flowi *key2)
flow_compare_t *k1, *k1_lim, *k2;
const int n_elem = sizeof(struct flowi) / sizeof(flow_compare_t);
if (sizeof(struct flowi) % sizeof(flow_compare_t))
flowi_is_missized();
BUILD_BUG_ON(sizeof(struct flowi) % sizeof(flow_compare_t));
k1 = (flow_compare_t *) key1;
k1_lim = k1 + n_elem;