net: sctp: prevent checksum.h from double inclusion
The header file checksum.h is missing proper defines that prevents it from double inclusion. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -42,6 +42,9 @@
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* be incorporated into the next SCTP release.
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*/
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#ifndef __sctp_checksum_h__
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#define __sctp_checksum_h__
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#include <linux/types.h>
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#include <net/sctp/sctp.h>
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#include <linux/crc32c.h>
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@ -81,3 +84,5 @@ static inline __le32 sctp_end_cksum(__u32 crc32)
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{
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return cpu_to_le32(~crc32);
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}
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#endif /* __sctp_checksum_h__ */
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