diff options
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbevf/vf.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.h b/drivers/net/ethernet/intel/ixgbevf/vf.h index 7cb1a520e561..096d33a59def 100644 --- a/drivers/net/ethernet/intel/ixgbevf/vf.h +++ b/drivers/net/ethernet/intel/ixgbevf/vf.h @@ -178,7 +178,11 @@ struct ixgbevf_info { static inline void ixgbe_write_reg(struct ixgbe_hw *hw, u32 reg, u32 value) { - writel(value, hw->hw_addr + reg); + u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr); + + if (IXGBE_REMOVED(reg_addr)) + return; + writel(value, reg_addr + reg); } #define IXGBE_WRITE_REG(h, r, v) ixgbe_write_reg(h, r, v) |