diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index fa922f80635717749e4cf3f74a0344babd8232a6..51c3ebf1c7d11ecfe93bb1a68c15839e373508ea 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -2025,8 +2025,6 @@ static int __devinit twa_probe(struct pci_dev *pdev, const struct pci_device_id
 	}
 	tw_dev = (TW_Device_Extension *)host->hostdata;
 
-	memset(tw_dev, 0, sizeof(TW_Device_Extension));
-
 	/* Save values to device extension */
 	tw_dev->host = host;
 	tw_dev->tw_pci_dev = pdev;
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index a2fc06022e108f5b71c12ac4a3ab66e314eb3fb7..adb98a297210f08b8f8b3d3d4003e7aae7dabb35 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -2286,8 +2286,6 @@ static int __devinit tw_probe(struct pci_dev *pdev, const struct pci_device_id *
 	}
 	tw_dev = (TW_Device_Extension *)host->hostdata;
 
-	memset(tw_dev, 0, sizeof(TW_Device_Extension));
-
 	/* Save values to device extension */
 	tw_dev->host = host;
 	tw_dev->tw_pci_dev = pdev;