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| author | James Bottomley <jejb@sparkweed.localdomain> | 2006-09-23 21:03:52 -0500 |
|---|---|---|
| committer | James Bottomley <jejb@sparkweed.localdomain> | 2006-09-23 21:03:52 -0500 |
| commit | 1aedf2ccc60fade26c46fae12e28664d0da3f199 (patch) | |
| tree | d91083e3079f1ddb942a382ac2b5a7525570ad59 /net/sched/cls_fw.c | |
| parent | dfdc58ba354adb80d67c99f7be84f95a8e02e466 (diff) | |
| parent | 1ab9dd0902df4f4ff56fbf672220549090ab28ba (diff) | |
| download | op-kernel-dev-1aedf2ccc60fade26c46fae12e28664d0da3f199.zip op-kernel-dev-1aedf2ccc60fade26c46fae12e28664d0da3f199.tar.gz | |
Merge mulgrave-w:git/linux-2.6
Conflicts:
include/linux/blkdev.h
Trivial merge to incorporate tag prototypes.
Diffstat (limited to 'net/sched/cls_fw.c')
| -rw-r--r-- | net/sched/cls_fw.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c index e6973d9..e54acc6 100644 --- a/net/sched/cls_fw.c +++ b/net/sched/cls_fw.c @@ -50,6 +50,7 @@ struct fw_head { struct fw_filter *ht[HTSIZE]; + u32 mask; }; struct fw_filter @@ -101,7 +102,7 @@ static int fw_classify(struct sk_buff *skb, struct tcf_proto *tp, struct fw_filter *f; int r; #ifdef CONFIG_NETFILTER - u32 id = skb->nfmark; + u32 id = skb->nfmark & head->mask; #else u32 id = 0; #endif @@ -209,7 +210,9 @@ static int fw_change_attrs(struct tcf_proto *tp, struct fw_filter *f, struct rtattr **tb, struct rtattr **tca, unsigned long base) { + struct fw_head *head = (struct fw_head *)tp->root; struct tcf_exts e; + u32 mask; int err; err = tcf_exts_validate(tp, tb, tca[TCA_RATE-1], &e, &fw_ext_map); @@ -232,6 +235,15 @@ fw_change_attrs(struct tcf_proto *tp, struct fw_filter *f, } #endif /* CONFIG_NET_CLS_IND */ + if (tb[TCA_FW_MASK-1]) { + if (RTA_PAYLOAD(tb[TCA_FW_MASK-1]) != sizeof(u32)) + goto errout; + mask = *(u32*)RTA_DATA(tb[TCA_FW_MASK-1]); + if (mask != head->mask) + goto errout; + } else if (head->mask != 0xFFFFFFFF) + goto errout; + tcf_exts_change(tp, &f->exts, &e); return 0; @@ -267,9 +279,17 @@ static int fw_change(struct tcf_proto *tp, unsigned long base, return -EINVAL; if (head == NULL) { + u32 mask = 0xFFFFFFFF; + if (tb[TCA_FW_MASK-1]) { + if (RTA_PAYLOAD(tb[TCA_FW_MASK-1]) != sizeof(u32)) + return -EINVAL; + mask = *(u32*)RTA_DATA(tb[TCA_FW_MASK-1]); + } + head = kzalloc(sizeof(struct fw_head), GFP_KERNEL); if (head == NULL) return -ENOBUFS; + head->mask = mask; tcf_tree_lock(tp); tp->root = head; @@ -330,6 +350,7 @@ static void fw_walk(struct tcf_proto *tp, struct tcf_walker *arg) static int fw_dump(struct tcf_proto *tp, unsigned long fh, struct sk_buff *skb, struct tcmsg *t) { + struct fw_head *head = (struct fw_head *)tp->root; struct fw_filter *f = (struct fw_filter*)fh; unsigned char *b = skb->tail; struct rtattr *rta; @@ -351,6 +372,8 @@ static int fw_dump(struct tcf_proto *tp, unsigned long fh, if (strlen(f->indev)) RTA_PUT(skb, TCA_FW_INDEV, IFNAMSIZ, f->indev); #endif /* CONFIG_NET_CLS_IND */ + if (head->mask != 0xFFFFFFFF) + RTA_PUT(skb, TCA_FW_MASK, 4, &head->mask); if (tcf_exts_dump(skb, &f->exts, &fw_ext_map) < 0) goto rtattr_failure; |
