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Commit 253ff516 authored by Florian Westphal's avatar Florian Westphal Committed by David S. Miller
Browse files

tcp: syncookies: mark cookie_secret read_mostly 



only written once.

Signed-off-by: default avatarFlorian Westphal <fw@strlen.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1fc3de94

net/ipv4/syncookies.c

+1 −1
Original line number Diff line number Diff line
@@ -25,7 +25,7 @@ 


extern int sysctl_tcp_syncookies;



static u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS];

static u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS] __read_mostly;



#define COOKIEBITS 24	/* Upper bits store count */

#define COOKIEMASK (((__u32)1 << COOKIEBITS) - 1)

net/ipv6/syncookies.c

+1 −1
Original line number Diff line number Diff line
@@ -24,7 +24,7 @@ 
#define COOKIEBITS 24	/* Upper bits store count */

#define COOKIEMASK (((__u32)1 << COOKIEBITS) - 1)



static u32 syncookie6_secret[2][16-4+SHA_DIGEST_WORDS];

static u32 syncookie6_secret[2][16-4+SHA_DIGEST_WORDS] __read_mostly;



/* RFC 2460, Section 8.3:

 * [ipv6 tcp] MSS must be computed as the maximum packet size minus 60 [..]