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net: sctp: prevent checksum.h from double inclusion

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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>
This commit is contained in:
Daniel Borkmann 2013-07-01 18:10:36 +02:00 committed by David S. Miller
parent 37beae65fa
commit a05b1019cf
1 changed files with 5 additions and 0 deletions
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5
include/net/sctp/checksum.h
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@ -42,6 +42,9 @@
* be incorporated into the next SCTP release.
*/
#ifndef __sctp_checksum_h__
#define __sctp_checksum_h__
#include <linux/types.h>
#include <net/sctp/sctp.h>
#include <linux/crc32c.h>
@ -81,3 +84,5 @@ static inline __le32 sctp_end_cksum(__u32 crc32)
{
return cpu_to_le32(~crc32);
}
#endif /* __sctp_checksum_h__ */