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-rw-r--r--include/net/ipv6.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index fcbc6464b014..ed672080c690 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -555,6 +555,11 @@ static inline void ip6_flow_hdr(struct ipv6hdr *hdr, unsigned int tclass,
*(__be32 *)hdr = ntohl(0x60000000 | (tclass << 20)) | flowlabel;
}
+static inline __be32 ip6_flowinfo(const struct ipv6hdr *hdr)
+{
+ return *(__be32 *)hdr & IPV6_FLOWINFO_MASK;
+}
+
/*
* Prototypes exported by ipv6
*/