6.1-stable review patch. If anyone has any objections, please let me know.
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From: Yuan Can yuancan@huawei.com
[ Upstream commit 7f8825b2a78ac392d3fbb3a2e65e56d9e39d75e9 ]
ifcvf_init_hw() uses pci_read_config_byte() that returns PCIBIOS_* codes. The error handling, however, assumes the codes are normal errnos because it checks for < 0. Convert the error check to plain non-zero check.
Fixes: 5a2414bc454e ("virtio: Intel IFC VF driver for VDPA") Signed-off-by: Yuan Can yuancan@huawei.com Message-Id: 20241017013812.129952-1-yuancan@huawei.com Signed-off-by: Michael S. Tsirkin mst@redhat.com Acked-by: Jason Wang jasowang@redhat.com Acked-by: Zhu Lingshan lingshan.zhu@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/vdpa/ifcvf/ifcvf_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/vdpa/ifcvf/ifcvf_base.c b/drivers/vdpa/ifcvf/ifcvf_base.c index 3ec5ca3aefe1d..c80cb72b06491 100644 --- a/drivers/vdpa/ifcvf/ifcvf_base.c +++ b/drivers/vdpa/ifcvf/ifcvf_base.c @@ -78,7 +78,7 @@ int ifcvf_init_hw(struct ifcvf_hw *hw, struct pci_dev *pdev) u32 i;
ret = pci_read_config_byte(pdev, PCI_CAPABILITY_LIST, &pos); - if (ret < 0) { + if (ret) { IFCVF_ERR(pdev, "Failed to read PCI capability list\n"); return -EIO; }