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| author | Robert Olsson <robert.olsson@its.uu.se> | 2006-04-04 12:53:35 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-04-09 22:25:23 -0700 |
| commit | 550e29bc96e6f1ced2bca82dace197b009434367 (patch) | |
| tree | 423cb5460e1a25eff3d578003252b2de1b8ccaf5 /net | |
| parent | 8bf4b8a1083694d5aac292f92705ddd3aec29be6 (diff) | |
| download | linux-3.10-550e29bc96e6f1ced2bca82dace197b009434367.tar.gz linux-3.10-550e29bc96e6f1ced2bca82dace197b009434367.tar.bz2 linux-3.10-550e29bc96e6f1ced2bca82dace197b009434367.zip | |
[FIB_TRIE]: Fix leaf freeing.
Seems like leaf (end-nodes) has been freed by __tnode_free_rcu and not
by __leaf_free_rcu. This fixes the problem. Only tnode_free is now
used which checks for appropriate node type. free_leaf can be removed.
Signed-off-by: Robert Olsson <robert.olsson@its.uu.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/fib_trie.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index ccd3efc6a17..95a639f2e3d 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -50,7 +50,7 @@ * Patrick McHardy <kaber@trash.net> */ -#define VERSION "0.406" +#define VERSION "0.407" #include <linux/config.h> #include <asm/uaccess.h> @@ -314,11 +314,6 @@ static void __leaf_free_rcu(struct rcu_head *head) kfree(container_of(head, struct leaf, rcu)); } -static inline void free_leaf(struct leaf *leaf) -{ - call_rcu(&leaf->rcu, __leaf_free_rcu); -} - static void __leaf_info_free_rcu(struct rcu_head *head) { kfree(container_of(head, struct leaf_info, rcu)); @@ -357,7 +352,12 @@ static void __tnode_free_rcu(struct rcu_head *head) static inline void tnode_free(struct tnode *tn) { - call_rcu(&tn->rcu, __tnode_free_rcu); + if(IS_LEAF(tn)) { + struct leaf *l = (struct leaf *) tn; + call_rcu_bh(&l->rcu, __leaf_free_rcu); + } + else + call_rcu(&tn->rcu, __tnode_free_rcu); } static struct leaf *leaf_new(void) |