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Bugfix: Return NULL in push_leaf, when trie is full

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os->full was set 1, but the overflowed idx_leaf was still used to index
into os->nodes a little later. Returning NULL fixes that.
This commit is contained in:
Axel Wagner 2013-05-22 02:04:12 +02:00
parent 6828bf26e9
commit 52f537e9c5
1 changed files with 3 additions and 1 deletions
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4
src/oid.c
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@ -269,8 +269,10 @@ static trie_node *push_leaf(git_oid_shorten *os, node_index idx, int push_at, co
idx_leaf = (node_index)os->node_count++;
if (os->node_count == SHRT_MAX)
if (os->node_count == SHRT_MAX) {
os->full = 1;
return NULL;
}
node = &os->nodes[idx];
node->children[push_at] = -idx_leaf;