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| author | Michael Ellerman <michael@ellerman.id.au> | 2007-03-22 21:51:39 +1100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-05-02 19:02:36 -0700 |
| commit | 128bc5fced238752d01b5169077f2ec624b3d59b (patch) | |
| tree | fe3317718054dcfdd77139be80a24cb3b5c09833 /drivers/pci/msi.c | |
| parent | b1e2303dba021ee417c65a89e467a2b145ff9217 (diff) | |
| download | kernel_samsung_smdk4412-128bc5fced238752d01b5169077f2ec624b3d59b.zip kernel_samsung_smdk4412-128bc5fced238752d01b5169077f2ec624b3d59b.tar.gz kernel_samsung_smdk4412-128bc5fced238752d01b5169077f2ec624b3d59b.tar.bz2 | |
MSI: Consolidate precondition checks
Consolidate precondition checks into a single if statement.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci/msi.c')
| -rw-r--r-- | drivers/pci/msi.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index d5b9b94..b6dc69e 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -525,12 +525,7 @@ void pci_disable_msi(struct pci_dev* dev) struct msi_desc *entry; int default_irq; - if (!pci_msi_enable) - return; - if (!dev) - return; - - if (!dev->msi_enabled) + if (!pci_msi_enable || !dev || !dev->msi_enabled) return; msi_set_enable(dev, 0); @@ -656,12 +651,7 @@ static void msix_free_all_irqs(struct pci_dev *dev) void pci_disable_msix(struct pci_dev* dev) { - if (!pci_msi_enable) - return; - if (!dev) - return; - - if (!dev->msix_enabled) + if (!pci_msi_enable || !dev || !dev->msix_enabled) return; msix_set_enable(dev, 0); |