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| author | Gavin McCullagh <gavin.mccullagh@nuim.ie> | 2006-10-25 23:05:52 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-10-25 23:05:52 -0700 |
| commit | 2a272f98619f188efe22119b0415aac6bc34a13f (patch) | |
| tree | 645bf935aa58ef0cd10c540e8f4e9690dac453f8 /net | |
| parent | 22119240b1c8f64eebb6ffb368c927b2f8be4136 (diff) | |
| download | linux-2a272f98619f188efe22119b0415aac6bc34a13f.tar.gz linux-2a272f98619f188efe22119b0415aac6bc34a13f.tar.bz2 linux-2a272f98619f188efe22119b0415aac6bc34a13f.zip | |
[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')
| -rw-r--r-- | net/ipv4/tcp_htcp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_htcp.c b/net/ipv4/tcp_htcp.c index 682e7d5b6f2f..283be3cb4667 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 */ |