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authorJulia Lawall <julia.lawall@lip6.fr>2017-08-01 12:25:01 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2017-08-02 14:25:57 +0200
commit2a04aabf5c96c9e25df488949b21223bcc623815 (patch)
tree79e4c908818fac3f97e2ea6b83dfef64e62fa55a /include/net/netfilter/nf_conntrack_timeout.h
parent5b9ccdcb98429b7e5c814772e3d9448c76441d87 (diff)
netfilter: constify nf_conntrack_l3/4proto parameters
When a nf_conntrack_l3/4proto parameter is not on the left hand side of an assignment, its address is not taken, and it is not passed to a function that may modify its fields, then it can be declared as const. This change is useful from a documentation point of view, and can possibly facilitate making some nf_conntrack_l3/4proto structures const subsequently. Done with the help of Coccinelle. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/net/netfilter/nf_conntrack_timeout.h')
-rw-r--r--include/net/netfilter/nf_conntrack_timeout.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/netfilter/nf_conntrack_timeout.h b/include/net/netfilter/nf_conntrack_timeout.h
index d40b89355fdd..b222957062b5 100644
--- a/include/net/netfilter/nf_conntrack_timeout.h
+++ b/include/net/netfilter/nf_conntrack_timeout.h
@@ -68,7 +68,7 @@ struct nf_conn_timeout *nf_ct_timeout_ext_add(struct nf_conn *ct,
static inline unsigned int *
nf_ct_timeout_lookup(struct net *net, struct nf_conn *ct,
- struct nf_conntrack_l4proto *l4proto)
+ const struct nf_conntrack_l4proto *l4proto)
{
#ifdef CONFIG_NF_CONNTRACK_TIMEOUT
struct nf_conn_timeout *timeout_ext;