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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2015-04-13 15:20:37 +0200
committerDavid S. Miller <davem@davemloft.net>2015-04-13 13:09:44 -0400
commitcf890138087a6da2f56a642acb80476370b04332 (patch)
treed8edd1bef49ffb77183a55122e67ab5a8efcd05f /security/selinux
parentMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue (diff)
downloadlinux-dev-cf890138087a6da2f56a642acb80476370b04332.tar.xz
linux-dev-cf890138087a6da2f56a642acb80476370b04332.zip
selinux/nlmsg: add a build time check for rtnl/xfrm cmds
When a new rtnl or xfrm command is added, this part of the code is frequently missing. Let's help the developer with a build time test. Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security/selinux')
-rw-r--r--security/selinux/nlmsgtab.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/security/selinux/nlmsgtab.c b/security/selinux/nlmsgtab.c
index 30594bfa5fb1..2bbb41822d8e 100644
--- a/security/selinux/nlmsgtab.c
+++ b/security/selinux/nlmsgtab.c
@@ -153,6 +153,8 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm)
switch (sclass) {
case SECCLASS_NETLINK_ROUTE_SOCKET:
+ /* RTM_MAX always point to RTM_SETxxxx, ie RTM_NEWxxx + 3 */
+ BUILD_BUG_ON(RTM_MAX != (RTM_NEWNSID + 3));
err = nlmsg_perm(nlmsg_type, perm, nlmsg_route_perms,
sizeof(nlmsg_route_perms));
break;
@@ -163,6 +165,7 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm)
break;
case SECCLASS_NETLINK_XFRM_SOCKET:
+ BUILD_BUG_ON(XFRM_MSG_MAX != XFRM_MSG_MAPPING);
err = nlmsg_perm(nlmsg_type, perm, nlmsg_xfrm_perms,
sizeof(nlmsg_xfrm_perms));
break;