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author | KalimochoAz <calimochoazucarado@gmail.com> | 2012-06-13 21:29:37 +0200 |
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committer | KalimochoAz <calimochoazucarado@gmail.com> | 2012-06-13 21:29:37 +0200 |
commit | 6303791f24e88b81b858fbacd26523ac4af8ef83 (patch) | |
tree | d75a11331a3b775d7db7e281c909b610fb9e03f6 /net/ipv4 | |
parent | e5cf67e56e4f4e7dc90ea645f011d35ad5f7a271 (diff) | |
parent | 26a7895e70104811258cf023d06a21f92ab590c6 (diff) | |
download | kernel_samsung_crespo-6303791f24e88b81b858fbacd26523ac4af8ef83.zip kernel_samsung_crespo-6303791f24e88b81b858fbacd26523ac4af8ef83.tar.gz kernel_samsung_crespo-6303791f24e88b81b858fbacd26523ac4af8ef83.tar.bz2 |
Merge branch 'linux-3.0.y' into HEAD
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/esp4.c | 24 | ||||
-rw-r--r-- | net/ipv4/fib_semantics.c | 20 | ||||
-rw-r--r-- | net/ipv4/fib_trie.c | 2 |
3 files changed, 24 insertions, 22 deletions
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index a5b4134..530787b 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -457,28 +457,22 @@ static u32 esp4_get_mtu(struct xfrm_state *x, int mtu) struct esp_data *esp = x->data; u32 blksize = ALIGN(crypto_aead_blocksize(esp->aead), 4); u32 align = max_t(u32, blksize, esp->padlen); - u32 rem; - - mtu -= x->props.header_len + crypto_aead_authsize(esp->aead); - rem = mtu & (align - 1); - mtu &= ~(align - 1); + unsigned int net_adj; switch (x->props.mode) { - case XFRM_MODE_TUNNEL: - break; - default: case XFRM_MODE_TRANSPORT: - /* The worst case */ - mtu -= blksize - 4; - mtu += min_t(u32, blksize - 4, rem); - break; case XFRM_MODE_BEET: - /* The worst case. */ - mtu += min_t(u32, IPV4_BEET_PHMAXLEN, rem); + net_adj = sizeof(struct iphdr); break; + case XFRM_MODE_TUNNEL: + net_adj = 0; + break; + default: + BUG(); } - return mtu - 2; + return ((mtu - x->props.header_len - crypto_aead_authsize(esp->aead) - + net_adj) & ~(align - 1)) + (net_adj - 2); } static void esp4_err(struct sk_buff *skb, u32 info) diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index 33e2c35..7e454ba 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -142,6 +142,18 @@ const struct fib_prop fib_props[RTN_MAX + 1] = { }; /* Release a nexthop info record */ +static void free_fib_info_rcu(struct rcu_head *head) +{ + struct fib_info *fi = container_of(head, struct fib_info, rcu); + + change_nexthops(fi) { + if (nexthop_nh->nh_dev) + dev_put(nexthop_nh->nh_dev); + } endfor_nexthops(fi); + + release_net(fi->fib_net); + kfree(fi); +} void free_fib_info(struct fib_info *fi) { @@ -149,14 +161,8 @@ void free_fib_info(struct fib_info *fi) pr_warning("Freeing alive fib_info %p\n", fi); return; } - change_nexthops(fi) { - if (nexthop_nh->nh_dev) - dev_put(nexthop_nh->nh_dev); - nexthop_nh->nh_dev = NULL; - } endfor_nexthops(fi); fib_info_cnt--; - release_net(fi->fib_net); - kfree_rcu(fi, rcu); + call_rcu(&fi->rcu, free_fib_info_rcu); } void fib_release_info(struct fib_info *fi) diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 58c25ea..0d884eb 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1371,6 +1371,8 @@ static int check_leaf(struct fib_table *tb, struct trie *t, struct leaf *l, if (fa->fa_tos && fa->fa_tos != flp->flowi4_tos) continue; + if (fi->fib_dead) + continue; if (fa->fa_info->fib_scope < flp->flowi4_scope) continue; fib_alias_accessed(fa); |