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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-14 14:56:24 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-14 14:56:24 (GMT) |
commit | 533bb8a4d7388686243c37a414c4448ba3566f8a (patch) | |
tree | 506ef946871e4499862ecc8513f49b69389ae865 /net/sched/cls_u32.c | |
parent | 4f3f8e94b7b079131f0faf641e8afd790a6537d1 (diff) | |
parent | 159d83363b629c91d020734207c1bc788b96af5a (diff) | |
download | linux-533bb8a4d7388686243c37a414c4448ba3566f8a.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (31 commits)
[BRIDGE]: Fix crash in __ip_route_output_key with bridge netfilter
[NETFILTER]: ipt_CLUSTERIP: fix race between clusterip_config_find_get and _entry_put
[IPV6] ADDRCONF: Don't generate temporary address for ip6-ip6 interface.
[IPV6] ADDRCONF: Ensure disabling multicast RS even if privacy extensions are disabled.
[IPV6]: Use appropriate sock tclass setting for routing lookup.
[IPV6]: IPv6 extension header structures need to be packed.
[IPV6]: Fix ipv6 address fetching in raw6_icmp_error().
[NET]: Return more appropriate error from eth_validate_addr().
[ISDN]: Do not validate ISDN net device address prior to interface-up
[NET]: Fix kernel-doc for skb_segment
[SOCK] sk_stamp: should be initialized to ktime_set(-1L, 0)
net: check for underlength tap writes
net: make struct tun_struct private to tun.c
[SCTP]: IPv4 vs IPv6 addresses mess in sctp_inet[6]addr_event.
[SCTP]: Fix compiler warning about const qualifiers
[SCTP]: Fix protocol violation when receiving an error lenght INIT-ACK
[SCTP]: Add check for hmac_algo parameter in sctp_verify_param()
[NET_SCHED] cls_u32: refcounting fix for u32_delete()
[DCCP]: Fix skb->cb conflicts with IP
[AX25]: Potential ax25_uid_assoc-s leaks on module unload.
...
Diffstat (limited to 'net/sched/cls_u32.c')
-rw-r--r-- | net/sched/cls_u32.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index c5c16b4..4d75544 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -411,8 +411,10 @@ static void u32_destroy(struct tcf_proto *tp) } } - for (ht=tp_c->hlist; ht; ht = ht->next) + for (ht = tp_c->hlist; ht; ht = ht->next) { + ht->refcnt--; u32_clear_hnode(tp, ht); + } while ((ht = tp_c->hlist) != NULL) { tp_c->hlist = ht->next; @@ -441,8 +443,12 @@ static int u32_delete(struct tcf_proto *tp, unsigned long arg) if (tp->root == ht) return -EINVAL; - if (--ht->refcnt == 0) + if (ht->refcnt == 1) { + ht->refcnt--; u32_destroy_hnode(tp, ht); + } else { + return -EBUSY; + } return 0; } @@ -568,7 +574,7 @@ static int u32_change(struct tcf_proto *tp, unsigned long base, u32 handle, if (ht == NULL) return -ENOBUFS; ht->tp_c = tp_c; - ht->refcnt = 0; + ht->refcnt = 1; ht->divisor = divisor; ht->handle = handle; ht->prio = tp->prio; |