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| author | Oliver O'Halloran <oohall@gmail.com> | 2020-08-03 10:54:08 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-08-03 15:13:13 +0300 |
| commit | 2075ec9896c5aef01e837198381d04cfa6452317 (patch) | |
| tree | c9bdcd2aa6290d7fc3c33a12c04f9b2aa3272143 /arch/powerpc | |
| parent | 872d11bca9c29ed19595c993b9f552ffe9b63dcb (diff) | |
| download | linux-2075ec9896c5aef01e837198381d04cfa6452317.tar.xz | |
powerpc/powernv/sriov: Fix use of uninitialised variable
Initialising the value before using it is generally regarded as a good
idea so do that.
Fixes: 4c51f3e1e870 ("powerpc/powernv/sriov: Make single PE mode a per-BAR setting")
Reported-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200803075408.132601-1-oohall@gmail.com
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci-sriov.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-sriov.c b/arch/powerpc/platforms/powernv/pci-sriov.c index 7894745fd4f8..c4434f20f42f 100644 --- a/arch/powerpc/platforms/powernv/pci-sriov.c +++ b/arch/powerpc/platforms/powernv/pci-sriov.c @@ -253,9 +253,9 @@ void pnv_pci_ioda_fixup_iov(struct pci_dev *pdev) resource_size_t pnv_pci_iov_resource_alignment(struct pci_dev *pdev, int resno) { + resource_size_t align = pci_iov_resource_size(pdev, resno); struct pnv_phb *phb = pci_bus_to_pnvhb(pdev->bus); struct pnv_iov_data *iov = pnv_iov_get(pdev); - resource_size_t align; /* * iov can be null if we have an SR-IOV device with IOV BAR that can't @@ -266,8 +266,6 @@ resource_size_t pnv_pci_iov_resource_alignment(struct pci_dev *pdev, if (!iov) return align; - align = pci_iov_resource_size(pdev, resno); - /* * If we're using single mode then we can just use the native VF BAR * alignment. We validated that it's possible to use a single PE |