This patch moves the control block information BUILD_BUG_ON to the init
of module. All compile timed BUILD_BUG_ON macros should be placed there.
Signed-off-by: Alexander Aring <aar@xxxxxxxxxxxxxx>
---
include/net/6lowpan.h | 1 -
net/ieee802154/6lowpan/core.c | 3 +++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/net/6lowpan.h b/include/net/6lowpan.h
index 5ab4c99..6d56be7 100644
--- a/include/net/6lowpan.h
+++ b/include/net/6lowpan.h
@@ -178,7 +178,6 @@ struct lowpan_802154_cb {
static inline
struct lowpan_802154_cb *lowpan_802154_cb(const struct sk_buff *skb)
{
- BUILD_BUG_ON(sizeof(struct lowpan_802154_cb) > sizeof(skb->cb));
return (struct lowpan_802154_cb *)skb->cb;
}
diff --git a/net/ieee802154/6lowpan/core.c b/net/ieee802154/6lowpan/core.c
index d7efbf0..6afb8cd 100644
--- a/net/ieee802154/6lowpan/core.c
+++ b/net/ieee802154/6lowpan/core.c
@@ -233,6 +233,9 @@ static int __init lowpan_init_module(void)
{
int err = 0;
+ BUILD_BUG_ON(sizeof(struct lowpan_802154_cb) >
+ FIELD_SIZEOF(struct sk_buff, cb));
+
err = lowpan_net_frag_init();
if (err < 0)
goto out;
--
2.9.0
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