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Check for loops in parent inode chains

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This commit is contained in:
Vitaliy Filippov
2021-06-20 00:23:03 +03:00
parent 6ca8afffe5
commit aad7792d3f
2 changed files with 12 additions and 4 deletions
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src/cluster_client.cpp
+5 -2
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@@ -695,13 +695,16 @@ resume_3:
// Check parent inode
auto ino_it = st_cli.inode_config.find(op->cur_inode);
while (ino_it != st_cli.inode_config.end() && ino_it->second.parent_id &&
INODE_POOL(ino_it->second.parent_id) == INODE_POOL(op->cur_inode))
INODE_POOL(ino_it->second.parent_id) == INODE_POOL(op->cur_inode) &&
// Check for loops
ino_it->second.parent_id != op->inode)
{
// Skip parents from the same pool
ino_it = st_cli.inode_config.find(ino_it->second.parent_id);
}
if (ino_it != st_cli.inode_config.end() &&
ino_it->second.parent_id)
ino_it->second.parent_id &&
ino_it->second.parent_id != op->inode)
{
// Continue reading from the parent inode
op->cur_inode = ino_it->second.parent_id;