summaryrefslogtreecommitdiffstats
path: root/net/ipv6/syncookies.c
diff options
context:
space:
mode:
authorFlorian Westphal <fw@strlen.de>2014-08-26 12:55:53 +0200
committerDavid S. Miller <davem@davemloft.net>2014-08-28 01:30:49 +0200
commit253ff51635ad6690276ef065d59523c4bd1cd584 (patch)
tree7024bed49e3532b3a382c66150fd2c3681559c87 /net/ipv6/syncookies.c
parentbnx2x: Fix static checker warning regarding `txdata_ptr' (diff)
downloadlinux-253ff51635ad6690276ef065d59523c4bd1cd584.tar.xz
linux-253ff51635ad6690276ef065d59523c4bd1cd584.zip
tcp: syncookies: mark cookie_secret read_mostly
only written once. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/syncookies.c')
-rw-r--r--net/ipv6/syncookies.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index 83cea1d39466..c643dc907ce7 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -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 [..]