Messages in this thread Patch in this message | | | From | Xu Yilun <> | Subject | [PATCH] fpga: dfl: pci: fix return value of cci_pci_sriov_configure | Date | Tue, 25 Feb 2020 14:07:18 +0800 |
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pci_driver.sriov_configure should return negative value on error and number of enabled VFs on success. But now the driver returns 0 on success. The sriov configure still works but will cause a warning message:
XX VFs requested; only 0 enabled
This patch changes the return value accordingly.
Signed-off-by: Xu Yilun <yilun.xu@intel.com> Signed-off-by: Wu Hao <hao.wu@intel.com> --- drivers/fpga/dfl-pci.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/fpga/dfl-pci.c b/drivers/fpga/dfl-pci.c index 89ca292..5387550 100644 --- a/drivers/fpga/dfl-pci.c +++ b/drivers/fpga/dfl-pci.c @@ -248,11 +248,13 @@ static int cci_pci_sriov_configure(struct pci_dev *pcidev, int num_vfs) return ret; ret = pci_enable_sriov(pcidev, num_vfs); - if (ret) + if (ret) { dfl_fpga_cdev_config_ports_pf(cdev); + return ret; + } } - return ret; + return num_vfs; } static void cci_pci_remove(struct pci_dev *pcidev) -- 2.7.4
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