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authorGavin McCullagh <gavin.mccullagh@nuim.ie>2006-10-25 23:05:52 -0700
committerDavid S. Miller <davem@davemloft.net>2006-10-25 23:05:52 -0700
commit2a272f98619f188efe22119b0415aac6bc34a13f (patch)
tree645bf935aa58ef0cd10c540e8f4e9690dac453f8 /net/ipv4
parent22119240b1c8f64eebb6ffb368c927b2f8be4136 (diff)
[TCP] H-TCP: fix integer overflow
When using H-TCP with a single flow on a 500Mbit connection (or less actually), alpha can exceed 65000, so alpha needs to be a u32. Signed-off-by: Gavin McCullagh <gavin.mccullagh@nuim.ie> Signed-off-by: Doug Leith <doug.leith@nuim.ie> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/tcp_htcp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_htcp.c b/net/ipv4/tcp_htcp.c
index 682e7d5b6f2..283be3cb466 100644
--- a/net/ipv4/tcp_htcp.c
+++ b/net/ipv4/tcp_htcp.c
@@ -23,7 +23,7 @@ module_param(use_bandwidth_switch, int, 0644);
MODULE_PARM_DESC(use_bandwidth_switch, "turn on/off bandwidth switcher");
struct htcp {
- u16 alpha; /* Fixed point arith, << 7 */
+ u32 alpha; /* Fixed point arith, << 7 */
u8 beta; /* Fixed point arith, << 7 */
u8 modeswitch; /* Delay modeswitch until we had at least one congestion event */
u32 last_cong; /* Time since last congestion event end */