diff options
Diffstat (limited to 'communication.c')
| -rw-r--r-- | communication.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/communication.c b/communication.c index e7711e4..33aa98d 100644 --- a/communication.c +++ b/communication.c @@ -238,25 +238,30 @@ void ebt_deliver_table(struct ebt_u_replace *u_repl) repl = translate_user2kernel(u_repl); if (u_repl->filename != NULL) { store_table_in_file(u_repl->filename, repl); - return; + goto free_repl; } /* Give the data to the kernel */ optlen = sizeof(struct ebt_replace) + repl->entries_size; if (get_sockfd()) - return; + goto free_repl; if (!setsockopt(sockfd, IPPROTO_IP, EBT_SO_SET_ENTRIES, repl, optlen)) - return; + goto free_repl; if (u_repl->command == 8) { /* The ebtables module may not * yet be loaded with --atomic-commit */ ebtables_insmod("ebtables"); if (!setsockopt(sockfd, IPPROTO_IP, EBT_SO_SET_ENTRIES, repl, optlen)) - return; + goto free_repl; } ebt_print_error("The kernel doesn't support a certain ebtables" " extension, consider recompiling your kernel or insmod" " the extension"); +free_repl: + if (repl) { + free(repl->entries); + free(repl); + } } static int store_counters_in_file(char *filename, struct ebt_u_replace *repl) @@ -396,9 +401,6 @@ void ebt_deliver_counters(struct ebt_u_replace *u_repl, int exec_style) return; if (setsockopt(sockfd, IPPROTO_IP, EBT_SO_SET_COUNTERS, &repl, optlen)) ebt_print_bug("Couldn't update kernel counters"); - - if (exec_style != EXEC_STYLE_DAEMON) - return; } static int @@ -771,5 +773,6 @@ int ebt_get_table(struct ebt_u_replace *u_repl, int init) u_repl->valid_hooks, (char *)repl.entries, &cc); if (k != u_repl->nentries) ebt_print_bug("Wrong total nentries"); + free(repl.entries); return 0; } |