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Subjectpci_walk_bus race condition
From"Zhang, Yanmin" <>
DateFri, 26 May 2006 14:35:16 +0800
pci_walk_bus has a race with pci_destroy_dev. In the while loop,
when the callback function is called, dev pointed by next might be
freed and erased. So later on access to dev might cause kernel panic.

Yanmin
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