This is needed by atlx, b44, atl1c and atl1e.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
include/linux/compat-2.6.37.h | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/include/linux/compat-2.6.37.h b/include/linux/compat-2.6.37.h
index 5bd6edb..8ea0bab 100644
--- a/include/linux/compat-2.6.37.h
+++ b/include/linux/compat-2.6.37.h
@@ -5,6 +5,8 @@
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37))
+#include <linux/skbuff.h>
+
/*
* This is not part of The 2.6.37 kernel yet but we
* we use it to optimize the backport code we
@@ -26,6 +28,21 @@
extern struct kobj_ns_type_operations net_ns_type_operations;
+/**
+ * skb_checksum_none_assert - make sure skb ip_summed is CHECKSUM_NONE
+ * @skb: skb to check
+ *
+ * fresh skbs have their ip_summed set to CHECKSUM_NONE.
+ * Instead of forcing ip_summed to CHECKSUM_NONE, we can
+ * use this helper, to document places where we make this assertion.
+ */
+static inline void skb_checksum_none_assert(struct sk_buff *skb)
+{
+#ifdef DEBUG
+ BUG_ON(skb->ip_summed != CHECKSUM_NONE);
+#endif
+}
+
#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) */
#endif /* LINUX_26_37_COMPAT_H */
--
1.7.0.4
--
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