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>
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@ -153,6 +153,8 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm)
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switch (sclass) {
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switch (sclass) {
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case SECCLASS_NETLINK_ROUTE_SOCKET:
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case SECCLASS_NETLINK_ROUTE_SOCKET:
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/* RTM_MAX always point to RTM_SETxxxx, ie RTM_NEWxxx + 3 */
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BUILD_BUG_ON(RTM_MAX != (RTM_NEWNSID + 3));
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err = nlmsg_perm(nlmsg_type, perm, nlmsg_route_perms,
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err = nlmsg_perm(nlmsg_type, perm, nlmsg_route_perms,
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sizeof(nlmsg_route_perms));
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sizeof(nlmsg_route_perms));
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break;
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break;
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@ -163,6 +165,7 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm)
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break;
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break;
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case SECCLASS_NETLINK_XFRM_SOCKET:
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case SECCLASS_NETLINK_XFRM_SOCKET:
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BUILD_BUG_ON(XFRM_MSG_MAX != XFRM_MSG_MAPPING);
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err = nlmsg_perm(nlmsg_type, perm, nlmsg_xfrm_perms,
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err = nlmsg_perm(nlmsg_type, perm, nlmsg_xfrm_perms,
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sizeof(nlmsg_xfrm_perms));
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sizeof(nlmsg_xfrm_perms));
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break;
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break;
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