diff options
author | David S. Miller <davem@davemloft.net> | 2018-01-09 10:37:00 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2018-01-09 10:37:00 -0500 |
commit | a0ce093180f2bbb832b3f5583adc640ad67ea568 (patch) | |
tree | 62c9aca5be3566ea4810e4584a02870de8b953f8 /net/netfilter | |
parent | f4803f1b73f877a571be4c8e531dfcf190acc691 (diff) | |
parent | ef7f8cec80a0ba7bd00ece46844c8994117dc910 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/nf_tables_api.c | 8 | ||||
-rw-r--r-- | net/netfilter/xt_bpf.c | 14 |
2 files changed, 7 insertions, 15 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index db0933256ec9..336b81689ac9 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -2107,7 +2107,7 @@ static int nf_tables_dump_rules(struct sk_buff *skb, continue; list_for_each_entry_rcu(chain, &table->chains, list) { - if (ctx && ctx->chain[0] && + if (ctx && ctx->chain && strcmp(ctx->chain, chain->name) != 0) continue; @@ -4700,8 +4700,10 @@ static int nf_tables_dump_obj_done(struct netlink_callback *cb) { struct nft_obj_filter *filter = cb->data; - kfree(filter->table); - kfree(filter); + if (filter) { + kfree(filter->table); + kfree(filter); + } return 0; } diff --git a/net/netfilter/xt_bpf.c b/net/netfilter/xt_bpf.c index 1f7fbd3c7e5a..06b090d8e901 100644 --- a/net/netfilter/xt_bpf.c +++ b/net/netfilter/xt_bpf.c @@ -55,21 +55,11 @@ static int __bpf_mt_check_fd(int fd, struct bpf_prog **ret) static int __bpf_mt_check_path(const char *path, struct bpf_prog **ret) { - mm_segment_t oldfs = get_fs(); - int retval, fd; - if (strnlen(path, XT_BPF_PATH_MAX) == XT_BPF_PATH_MAX) return -EINVAL; - set_fs(KERNEL_DS); - fd = bpf_obj_get_user(path, 0); - set_fs(oldfs); - if (fd < 0) - return fd; - - retval = __bpf_mt_check_fd(fd, ret); - sys_close(fd); - return retval; + *ret = bpf_prog_get_type_path(path, BPF_PROG_TYPE_SOCKET_FILTER); + return PTR_ERR_OR_ZERO(*ret); } static int bpf_mt_check(const struct xt_mtchk_param *par) |