build: remove dead code parts
gcc-4.6 has a new warning, -Wunused-but-set-variable, which flags
no-op code.
CC libiptc/libip4tc.lo
In file included from libiptc/libip4tc.c:118:0:
libiptc/libiptc.c: In function "iptcc_chain_index_delete_chain":
libiptc/libiptc.c:611:32: warning: variable "index_ptr2" set but not used
libiptc/libiptc.c: In function "alloc_handle":
libiptc/libiptc.c:1282:9: warning: variable "len" set but not used
CC libiptc/libip6tc.lo
In file included from libiptc/libip6tc.c:113:0:
libiptc/libiptc.c: In function "iptcc_chain_index_delete_chain":
libiptc/libiptc.c:611:32: warning: variable "index_ptr2" set but not used
libiptc/libiptc.c: In function "alloc_handle":
libiptc/libiptc.c:1282:9: warning: variable "len" set but not used
CC xtables_multi-iptables-xml.o
iptables-xml.c: In function "do_rule_part":
iptables-xml.c:376:8: warning: variable "thisChain" set but not used
CC xtables_multi-ip6tables.o
ip6tables.c: In function "print_firewall":
ip6tables.c:552:10: warning: variable "flags" set but not used
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
diff --git a/libiptc/libiptc.c b/libiptc/libiptc.c
index d3b1c51..0b6d5e3 100644
--- a/libiptc/libiptc.c
+++ b/libiptc/libiptc.c
@@ -608,7 +608,7 @@
*/
static int iptcc_chain_index_delete_chain(struct chain_head *c, struct xtc_handle *h)
{
- struct list_head *index_ptr, *index_ptr2, *next;
+ struct list_head *index_ptr, *next;
struct chain_head *c2;
unsigned int idx, idx2;
@@ -628,7 +628,7 @@
* is located in the same index bucket.
*/
c2 = list_entry(next, struct chain_head, list);
- index_ptr2 = iptcc_bsearch_chain_index(c2->name, &idx2, h);
+ iptcc_bsearch_chain_index(c2->name, &idx2, h);
if (idx != idx2) {
/* Rebuild needed */
return iptcc_chain_index_rebuild(h);
@@ -1279,11 +1279,8 @@
static struct xtc_handle *
alloc_handle(const char *tablename, unsigned int size, unsigned int num_rules)
{
- size_t len;
struct xtc_handle *h;
- len = sizeof(STRUCT_TC_HANDLE) + size;
-
h = malloc(sizeof(STRUCT_TC_HANDLE));
if (!h) {
errno = ENOMEM;