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(parent: 02ca0e6) | patch
x86/PCI: MMCONFIG: Check earlier for MMCONFIG region at address zero
authorethan.zhao <ethan.zhao@oracle.com>
Fri, 26 Jul 2013 17:21:24 +0000 (11:21 -0600)
committerBjorn Helgaas <bhelgaas@google.com>
Fri, 26 Jul 2013 17:21:24 +0000 (11:21 -0600)
commit63117c43c32bc3672b9a5df6d2eb08c9e89c93a0
tree386c26d42ce6b8585b5f03e8a8cbc8abbc242f89tree | snapshot
parent02ca0e67aa459e294869800967873c3cad0ae17bcommit | diff
x86/PCI: MMCONFIG: Check earlier for MMCONFIG region at address zero

We can check for addr being zero earlier and thus avoid the mutex_unlock()
cleanup path.

[bhelgaas: drop warning printk]
Signed-off-by: ethan.zhao <ethan.zhao@oracle.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
arch/x86/pci/mmconfig-shared.c diff | blob | history
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