diff options
| author | Thomas Weißschuh <linux@weissschuh.net> | 2024-04-18 11:40:08 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-04-22 08:56:31 +0100 |
| commit | bfa858f220ab8c950dd3e1310fee61950d0ecdae (patch) | |
| tree | 2b500951abfbfd794f0371ddfa313f558a4d8561 /net/ipv4 | |
| parent | 8442f8ba269f8f7321fba47c4fd1dc22402d8975 (diff) | |
sysctl: treewide: constify ctl_table_header::ctl_table_arg
To be able to constify instances of struct ctl_tables it is necessary to
remove ways through which non-const versions are exposed from the
sysctl core.
One of these is the ctl_table_arg member of struct ctl_table_header.
Constify this reference as a prerequisite for the full constification of
struct ctl_table instances.
No functional change.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/devinet.c | 2 | ||||
| -rw-r--r-- | net/ipv4/ip_fragment.c | 2 | ||||
| -rw-r--r-- | net/ipv4/route.c | 2 | ||||
| -rw-r--r-- | net/ipv4/sysctl_net_ipv4.c | 2 | ||||
| -rw-r--r-- | net/ipv4/xfrm4_policy.c | 2 |
5 files changed, 5 insertions, 5 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 7a437f0d4190..7592f242336b 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -2749,7 +2749,7 @@ err_alloc_all: static __net_exit void devinet_exit_net(struct net *net) { #ifdef CONFIG_SYSCTL - struct ctl_table *tbl; + const struct ctl_table *tbl; tbl = net->ipv4.forw_hdr->ctl_table_arg; unregister_net_sysctl_table(net->ipv4.forw_hdr); diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index fb947d1613fe..534b98a0744a 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -632,7 +632,7 @@ err_alloc: static void __net_exit ip4_frags_ns_ctl_unregister(struct net *net) { - struct ctl_table *table; + const struct ctl_table *table; table = net->ipv4.frags_hdr->ctl_table_arg; unregister_net_sysctl_table(net->ipv4.frags_hdr); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 6133f1fd848e..2e29ab819967 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -3576,7 +3576,7 @@ err_dup: static __net_exit void sysctl_route_net_exit(struct net *net) { - struct ctl_table *tbl; + const struct ctl_table *tbl; tbl = net->ipv4.route_hdr->ctl_table_arg; unregister_net_sysctl_table(net->ipv4.route_hdr); diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index 7e4f16a7dcc1..ce5d19978a26 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -1554,7 +1554,7 @@ err_alloc: static __net_exit void ipv4_sysctl_exit_net(struct net *net) { - struct ctl_table *table; + const struct ctl_table *table; kfree(net->ipv4.sysctl_local_reserved_ports); table = net->ipv4.ipv4_hdr->ctl_table_arg; diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c index c33bca2c3841..1dda59e0aeab 100644 --- a/net/ipv4/xfrm4_policy.c +++ b/net/ipv4/xfrm4_policy.c @@ -186,7 +186,7 @@ err_alloc: static __net_exit void xfrm4_net_sysctl_exit(struct net *net) { - struct ctl_table *table; + const struct ctl_table *table; if (!net->ipv4.xfrm4_hdr) return; |