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-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 8e7c1b83da19..94295a06c124 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -2436,6 +2436,11 @@ static int igb_enable_sriov(struct pci_dev *pdev, int num_vfs)
int err = 0;
int i;
+ if (!adapter->msix_entries) {
+ err = -EPERM;
+ goto out;
+ }
+
if (!num_vfs)
goto out;
else if (old_vfs && old_vfs == num_vfs)