diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/bridge/netfilter/ebt_ulog.c | 8 | ||||
| -rw-r--r-- | net/ipv4/netfilter/ipt_ULOG.c | 20 | ||||
| -rw-r--r-- | net/netfilter/nfnetlink_log.c | 18 |
3 files changed, 28 insertions, 18 deletions
diff --git a/net/bridge/netfilter/ebt_ulog.c b/net/bridge/netfilter/ebt_ulog.c index dbbf9f673b5..802baf755ef 100644 --- a/net/bridge/netfilter/ebt_ulog.c +++ b/net/bridge/netfilter/ebt_ulog.c @@ -98,12 +98,14 @@ static void ulog_timer(unsigned long data) static struct sk_buff *ulog_alloc_skb(unsigned int size) { struct sk_buff *skb; + unsigned int n; - skb = alloc_skb(nlbufsiz, GFP_ATOMIC); + n = max(size, nlbufsiz); + skb = alloc_skb(n, GFP_ATOMIC); if (!skb) { PRINTR(KERN_ERR "ebt_ulog: can't alloc whole buffer " - "of size %ub!\n", nlbufsiz); - if (size < nlbufsiz) { + "of size %ub!\n", n); + if (n > size) { /* try to allocate only as much as we need for * current packet */ skb = alloc_skb(size, GFP_ATOMIC); diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c index 2fe64133bba..180a9ea57b6 100644 --- a/net/ipv4/netfilter/ipt_ULOG.c +++ b/net/ipv4/netfilter/ipt_ULOG.c @@ -147,22 +147,26 @@ static void ulog_timer(unsigned long data) static struct sk_buff *ulog_alloc_skb(unsigned int size) { struct sk_buff *skb; + unsigned int n; /* alloc skb which should be big enough for a whole * multipart message. WARNING: has to be <= 131000 * due to slab allocator restrictions */ - skb = alloc_skb(nlbufsiz, GFP_ATOMIC); + n = max(size, nlbufsiz); + skb = alloc_skb(n, GFP_ATOMIC); if (!skb) { - PRINTR("ipt_ULOG: can't alloc whole buffer %ub!\n", - nlbufsiz); + PRINTR("ipt_ULOG: can't alloc whole buffer %ub!\n", n); - /* try to allocate only as much as we need for - * current packet */ + if (n > size) { + /* try to allocate only as much as we need for + * current packet */ - skb = alloc_skb(size, GFP_ATOMIC); - if (!skb) - PRINTR("ipt_ULOG: can't even allocate %ub\n", size); + skb = alloc_skb(size, GFP_ATOMIC); + if (!skb) + PRINTR("ipt_ULOG: can't even allocate %ub\n", + size); + } } return skb; diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 50787af86d7..3b3c781b40c 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -314,24 +314,28 @@ static struct sk_buff *nfulnl_alloc_skb(unsigned int inst_size, unsigned int pkt_size) { struct sk_buff *skb; + unsigned int n; UDEBUG("entered (%u, %u)\n", inst_size, pkt_size); /* alloc skb which should be big enough for a whole multipart * message. WARNING: has to be <= 128k due to slab restrictions */ - skb = alloc_skb(inst_size, GFP_ATOMIC); + n = max(inst_size, pkt_size); + skb = alloc_skb(n, GFP_ATOMIC); if (!skb) { PRINTR("nfnetlink_log: can't alloc whole buffer (%u bytes)\n", inst_size); - /* try to allocate only as much as we need for current - * packet */ + if (n > pkt_size) { + /* try to allocate only as much as we need for current + * packet */ - skb = alloc_skb(pkt_size, GFP_ATOMIC); - if (!skb) - PRINTR("nfnetlink_log: can't even alloc %u bytes\n", - pkt_size); + skb = alloc_skb(pkt_size, GFP_ATOMIC); + if (!skb) + PRINTR("nfnetlink_log: can't even alloc %u " + "bytes\n", pkt_size); + } } return skb; |