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db/update/Walk: disable FindAncestorLoop() if device/inode==0

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This commit is contained in:
Max Kellermann 2014-02-09 10:46:57 +01:00
parent e29a8b3a9c
commit 2182209a8a
1 changed files with 5 additions and 0 deletions
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5
src/db/update/Walk.cxx
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@ -163,6 +163,11 @@ FindAncestorLoop(Storage &storage, Directory *parent,
unsigned inode, unsigned device)
{
#ifndef WIN32
if (device == 0 && inode == 0)
/* can't detect loops if the Storage does not support
these numbers */
return 0;
while (parent) {
if (!parent->have_stat &&
!update_directory_stat(storage, *parent))