igb: do not check for vf_data if we didn't enable vfs
The driver is currently dumping a message in the log about failing to
allocate vf data when max_vfs is equal to 0. This change makes it so the
error message is only displayed if we set max_vfs to a non zero value.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index db7274e..08c8014 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -1261,25 +1261,32 @@
int i;
unsigned char mac_addr[ETH_ALEN];
- if (num_vfs)
+ if (num_vfs) {
adapter->vf_data = kcalloc(num_vfs,
sizeof(struct vf_data_storage),
GFP_KERNEL);
- if (!adapter->vf_data) {
- dev_err(&pdev->dev, "Could not allocate VF private "
- "data - IOV enable failed\n");
- } else {
- err = pci_enable_sriov(pdev, num_vfs);
- if (!err) {
- adapter->vfs_allocated_count = num_vfs;
- dev_info(&pdev->dev, "%d vfs allocated\n", num_vfs);
- for (i = 0; i < adapter->vfs_allocated_count; i++) {
- random_ether_addr(mac_addr);
- igb_set_vf_mac(adapter, i, mac_addr);
- }
+ if (!adapter->vf_data) {
+ dev_err(&pdev->dev,
+ "Could not allocate VF private data - "
+ "IOV enable failed\n");
} else {
- kfree(adapter->vf_data);
- adapter->vf_data = NULL;
+ err = pci_enable_sriov(pdev, num_vfs);
+ if (!err) {
+ adapter->vfs_allocated_count = num_vfs;
+ dev_info(&pdev->dev,
+ "%d vfs allocated\n",
+ num_vfs);
+ for (i = 0;
+ i < adapter->vfs_allocated_count;
+ i++) {
+ random_ether_addr(mac_addr);
+ igb_set_vf_mac(adapter, i,
+ mac_addr);
+ }
+ } else {
+ kfree(adapter->vf_data);
+ adapter->vf_data = NULL;
+ }
}
}
}