[NETFILTER]: annotate {arp,ip,ip6,x}tables with const

Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>

1 files changed, 9 insertions, 9 deletions

diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 0bd95680a49..f52f7f810ac 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -58,7 +58,7 @@ static struct xt_af *xt;
 #define duprintf(format, args...)
 #endif
 
-static const char *xt_prefix[NPROTO] = {
+static const char *const xt_prefix[NPROTO] = {
         [AF_INET]       = "ip",
         [AF_INET6]      = "ip6",
         [NF_ARP]        = "arp",
@@ -248,7 +248,7 @@ EXPORT_SYMBOL_GPL(xt_request_find_target);
 
 static int match_revfn(int af, const char *name, u8 revision, int *bestp)
 {
-        struct xt_match *m;
+        const struct xt_match *m;
         int have_rev = 0;
 
         list_for_each_entry(m, &xt[af].match, list) {
@@ -264,7 +264,7 @@ static int match_revfn(int af, const char *name, u8 revision, int *bestp)
 
 static int target_revfn(int af, const char *name, u8 revision, int *bestp)
 {
-        struct xt_target *t;
+        const struct xt_target *t;
         int have_rev = 0;
 
         list_for_each_entry(t, &xt[af].target, list) {
@@ -385,7 +385,7 @@ short xt_compat_calc_jump(int af, unsigned int offset)
 }
 EXPORT_SYMBOL_GPL(xt_compat_calc_jump);
 
-int xt_compat_match_offset(struct xt_match *match)
+int xt_compat_match_offset(const struct xt_match *match)
 {
         u_int16_t csize = match->compatsize ? : match->matchsize;
         return XT_ALIGN(match->matchsize) - COMPAT_XT_ALIGN(csize);
@@ -395,7 +395,7 @@ EXPORT_SYMBOL_GPL(xt_compat_match_offset);
 int xt_compat_match_from_user(struct xt_entry_match *m, void **dstptr,
                               unsigned int *size)
 {
-        struct xt_match *match = m->u.kernel.match;
+        const struct xt_match *match = m->u.kernel.match;
         struct compat_xt_entry_match *cm = (struct compat_xt_entry_match *)m;
         int pad, off = xt_compat_match_offset(match);
         u_int16_t msize = cm->u.user.match_size;
@@ -422,7 +422,7 @@ EXPORT_SYMBOL_GPL(xt_compat_match_from_user);
 int xt_compat_match_to_user(struct xt_entry_match *m, void __user **dstptr,
                             unsigned int *size)
 {
-        struct xt_match *match = m->u.kernel.match;
+        const struct xt_match *match = m->u.kernel.match;
         struct compat_xt_entry_match __user *cm = *dstptr;
         int off = xt_compat_match_offset(match);
         u_int16_t msize = m->u.user.match_size - off;
@@ -479,7 +479,7 @@ int xt_check_target(const struct xt_target *target, unsigned short family,
 EXPORT_SYMBOL_GPL(xt_check_target);
 
 #ifdef CONFIG_COMPAT
-int xt_compat_target_offset(struct xt_target *target)
+int xt_compat_target_offset(const struct xt_target *target)
 {
         u_int16_t csize = target->compatsize ? : target->targetsize;
         return XT_ALIGN(target->targetsize) - COMPAT_XT_ALIGN(csize);
@@ -489,7 +489,7 @@ EXPORT_SYMBOL_GPL(xt_compat_target_offset);
 void xt_compat_target_from_user(struct xt_entry_target *t, void **dstptr,
                                 unsigned int *size)
 {
-        struct xt_target *target = t->u.kernel.target;
+        const struct xt_target *target = t->u.kernel.target;
         struct compat_xt_entry_target *ct = (struct compat_xt_entry_target *)t;
         int pad, off = xt_compat_target_offset(target);
         u_int16_t tsize = ct->u.user.target_size;
@@ -515,7 +515,7 @@ EXPORT_SYMBOL_GPL(xt_compat_target_from_user);
 int xt_compat_target_to_user(struct xt_entry_target *t, void __user **dstptr,
                              unsigned int *size)
 {
-        struct xt_target *target = t->u.kernel.target;
+        const struct xt_target *target = t->u.kernel.target;
         struct compat_xt_entry_target __user *ct = *dstptr;
         int off = xt_compat_target_offset(target);
         u_int16_t tsize = t->u.user.target_size - off;