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authorAmerigo Wang <amwang@redhat.com>2009-12-24 18:26:48 +0100
committerDavid S. Miller <davem@davemloft.net>2010-01-04 06:31:04 +0100
commitee983ac76865797a5553597a9412c835c2710f51 (patch)
tree3d830f175d416b4fe3628277ce7e4e2c391eff02
parentcan/netlink: add CAN_CTRLMODE_ONE_SHOT (diff)
downloadlinux-ee983ac76865797a5553597a9412c835c2710f51.tar.xz
linux-ee983ac76865797a5553597a9412c835c2710f51.zip
tipc: use kconfig to limit numeric ranges
We can rely on kconfig to limit these numbers, no need to limit them at compile time/run time. Users who modify these numbers manually should be responsible for themself. :) Signed-off-by: WANG Cong <amwang@redhat.com> Cc: Per Liden <per.liden@ericsson.com> Cc: Jon Maloy <jon.maloy@ericsson.com> Cc: Allan Stephens <allan.stephens@windriver.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/tipc/Kconfig8
-rw-r--r--net/tipc/core.c10
2 files changed, 11 insertions, 7 deletions
diff --git a/net/tipc/Kconfig b/net/tipc/Kconfig
index 3b30d1130b61..dafbd533067c 100644
--- a/net/tipc/Kconfig
+++ b/net/tipc/Kconfig
@@ -33,6 +33,7 @@ config TIPC_ADVANCED
config TIPC_ZONES
int "Maximum number of zones in network"
depends on TIPC_ADVANCED
+ range 1 255
default "3"
help
Max number of zones inside TIPC network. Max supported value
@@ -44,10 +45,10 @@ config TIPC_ZONES
config TIPC_CLUSTERS
int "Maximum number of clusters in a zone"
depends on TIPC_ADVANCED
+ range 1 1
default "1"
help
- ***Only 1 (one cluster in a zone) is supported by current code.
- Any value set here will be overridden.***
+ ***Only 1 (one cluster in a zone) is supported by current code.***
(Max number of clusters inside TIPC zone. Max supported
value is 4095 clusters, minimum is 1.
@@ -59,6 +60,7 @@ config TIPC_CLUSTERS
config TIPC_NODES
int "Maximum number of nodes in cluster"
depends on TIPC_ADVANCED
+ range 8 2047
default "255"
help
Maximum number of nodes inside a TIPC cluster. Maximum
@@ -70,6 +72,7 @@ config TIPC_NODES
config TIPC_SLAVE_NODES
int "Maximum number of slave nodes in cluster"
depends on TIPC_ADVANCED
+ range 0 2047
default "0"
help
***This capability is not supported by current code.***
@@ -83,6 +86,7 @@ config TIPC_SLAVE_NODES
config TIPC_PORTS
int "Maximum number of ports in a node"
depends on TIPC_ADVANCED
+ range 217 65536
default "8191"
help
Maximum number of ports within a node. Maximum
diff --git a/net/tipc/core.c b/net/tipc/core.c
index 3256bd7d398f..52c571fedbe0 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -189,11 +189,11 @@ static int __init tipc_init(void)
tipc_remote_management = 1;
tipc_max_publications = 10000;
tipc_max_subscriptions = 2000;
- tipc_max_ports = delimit(CONFIG_TIPC_PORTS, 127, 65536);
- tipc_max_zones = delimit(CONFIG_TIPC_ZONES, 1, 255);
- tipc_max_clusters = delimit(CONFIG_TIPC_CLUSTERS, 1, 1);
- tipc_max_nodes = delimit(CONFIG_TIPC_NODES, 8, 2047);
- tipc_max_slaves = delimit(CONFIG_TIPC_SLAVE_NODES, 0, 2047);
+ tipc_max_ports = CONFIG_TIPC_PORTS;
+ tipc_max_zones = CONFIG_TIPC_ZONES;
+ tipc_max_clusters = CONFIG_TIPC_CLUSTERS;
+ tipc_max_nodes = CONFIG_TIPC_NODES;
+ tipc_max_slaves = CONFIG_TIPC_SLAVE_NODES;
tipc_net_id = 4711;
if ((res = tipc_core_start()))