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authorDavid S. Miller <davem@davemloft.net>2012-06-19 21:56:21 -0400
committerDavid S. Miller <davem@davemloft.net>2012-06-19 21:56:21 -0400
commitf9242b6b28d61295f2bf7e8adfb1060b382e5381 (patch)
treeb395670bd6ae832e9f6f87f47a1840baf3a06d0d /include/net
parent677a3d60fb3153f786a0d28fcf0287670e7bd3c2 (diff)
inet: Sanitize inet{,6} protocol demux.
Don't pretend that inet_protos[] and inet6_protos[] are hashes, thay are just a straight arrays. Remove all unnecessary hash masking. Document MAX_INET_PROTOS. Use RAW_HTABLE_SIZE when appropriate. Reported-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/protocol.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/net/protocol.h b/include/net/protocol.h
index 875f4895b033..a1b1b530c338 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -29,8 +29,11 @@
29#include <linux/ipv6.h> 29#include <linux/ipv6.h>
30#endif 30#endif
31 31
32#define MAX_INET_PROTOS 256 /* Must be a power of 2 */ 32/* This is one larger than the largest protocol value that can be
33 33 * found in an ipv4 or ipv6 header. Since in both cases the protocol
34 * value is presented in a __u8, this is defined to be 256.
35 */
36#define MAX_INET_PROTOS 256
34 37
35/* This is used to register protocols. */ 38/* This is used to register protocols. */
36struct net_protocol { 39struct net_protocol {