mwl8k: call pci_unmap_single() before accessing command structure again

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Acked-by: Nicolas Pitre <nico@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 9643aa4751c..25423c05aff 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -1593,6 +1593,9 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
         timeout = wait_for_completion_timeout(&cmd_wait,
                                 msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS));
 
+        pci_unmap_single(priv->pdev, dma_addr, dma_size,
+                                        PCI_DMA_BIDIRECTIONAL);
+
         result = &cmd->result;
         if (!timeout) {
                 spin_lock_irq(&priv->fw_lock);
@@ -1612,8 +1615,6 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
                                *result);
         }
 
-        pci_unmap_single(priv->pdev, dma_addr, dma_size,
-                                        PCI_DMA_BIDIRECTIONAL);
         return rc;
 }