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authorAlan Stern <stern@rowland.harvard.edu>2006-02-23 17:12:51 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2006-03-23 14:35:14 -0800
commitb89b7ea05a8f71426bd36ed12e6cd73179d0f720 (patch)
treedb1212d7f74c7d1e98614fb593bcfb8801f5e8b0 /drivers/pci
parent8c4b2cf9af9b4ecc29d4f0ec4ecc8e94dc4432d7 (diff)
downloadblackbird-op-linux-b89b7ea05a8f71426bd36ed12e6cd73179d0f720.tar.gz
blackbird-op-linux-b89b7ea05a8f71426bd36ed12e6cd73179d0f720.zip
[PATCH] PCI: Move pci_dev_put outside a spinlock
This patch (as659) fixes a might_sleep problem in the PCI core, by moving a call to pci_dev_put() outside the scope of a spinlock. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/search.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index 05fa91a31c62..ce7dd6e7be60 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -246,9 +246,9 @@ pci_get_subsys(unsigned int vendor, unsigned int device,
}
dev = NULL;
exit:
- pci_dev_put(from);
dev = pci_dev_get(dev);
spin_unlock(&pci_bus_lock);
+ pci_dev_put(from);
return dev;
}
@@ -339,9 +339,9 @@ struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from)
}
dev = NULL;
exit:
- pci_dev_put(from);
dev = pci_dev_get(dev);
spin_unlock(&pci_bus_lock);
+ pci_dev_put(from);
return dev;
}
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