[PATCH] USB: kzalloc for storage

another one for kzalloc. This covers the storage subdirectory.
Signed-off-by: Oliver Neukum <oliver@neukum.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/storage/datafab.c

@@ -512,13 +512,12 @@ int datafab_transport(struct scsi_cmnd * srb, struct us_data *us)
 	};
 
 	if (!us->extra) {
-		us->extra = kmalloc(sizeof(struct datafab_info), GFP_NOIO);
+		us->extra = kzalloc(sizeof(struct datafab_info), GFP_NOIO);
 		if (!us->extra) {
 			US_DEBUGP("datafab_transport:  Gah! "
 				  "Can't allocate storage for Datafab info struct!\n");
 			return USB_STOR_TRANSPORT_ERROR;
 		}
-		memset(us->extra, 0, sizeof(struct datafab_info));
 		us->extra_destructor = datafab_info_destructor;
   		((struct datafab_info *)us->extra)->lun = -1;
 	}

drivers/usb/storage/isd200.c

@@ -1361,21 +1361,19 @@ static int isd200_init_info(struct us_data *us)
 	struct isd200_info *info;
 
 	info = (struct isd200_info *)
-			kmalloc(sizeof(struct isd200_info), GFP_KERNEL);
+			kzalloc(sizeof(struct isd200_info), GFP_KERNEL);
 	if (!info)
 		retStatus = ISD200_ERROR;
 	else {
-		memset(info, 0, sizeof(struct isd200_info));
 		info->id = (struct hd_driveid *)
-				kmalloc(sizeof(struct hd_driveid), GFP_KERNEL);
+				kzalloc(sizeof(struct hd_driveid), GFP_KERNEL);
 		info->RegsBuf = (unsigned char *)
 				kmalloc(sizeof(info->ATARegs), GFP_KERNEL);
 		if (!info->id || !info->RegsBuf) {
 			isd200_free_info_ptrs(info);
 			kfree(info);
 			retStatus = ISD200_ERROR;
-		} else
-			memset(info->id, 0, sizeof(struct hd_driveid));
+		}
 	}
 
 	if (retStatus == ISD200_GOOD) {

drivers/usb/storage/jumpshot.c

@@ -441,12 +441,11 @@ int jumpshot_transport(struct scsi_cmnd * srb, struct us_data *us)
 	};
 
 	if (!us->extra) {
-		us->extra = kmalloc(sizeof(struct jumpshot_info), GFP_NOIO);
+		us->extra = kzalloc(sizeof(struct jumpshot_info), GFP_NOIO);
 		if (!us->extra) {
 			US_DEBUGP("jumpshot_transport:  Gah! Can't allocate storage for jumpshot info struct!\n");
 			return USB_STOR_TRANSPORT_ERROR;
 		}
-		memset(us->extra, 0, sizeof(struct jumpshot_info));
 		us->extra_destructor = jumpshot_info_destructor;
 	}
 

drivers/usb/storage/sddr55.c

@@ -751,11 +751,10 @@ int sddr55_transport(struct scsi_cmnd *srb, struct us_data *us)
 	struct sddr55_card_info *info;
 
 	if (!us->extra) {
-		us->extra = kmalloc(
+		us->extra = kzalloc(
 			sizeof(struct sddr55_card_info), GFP_NOIO);
 		if (!us->extra)
 			return USB_STOR_TRANSPORT_ERROR;
-		memset(us->extra, 0, sizeof(struct sddr55_card_info));
 		us->extra_destructor = sddr55_card_info_destructor;
 	}
 

drivers/usb/storage/shuttle_usbat.c

@@ -1318,12 +1318,11 @@ int init_usbat(struct us_data *us)
 	unsigned char subcountL = USBAT_ATA_LBA_ME;
 	unsigned char *status = us->iobuf;
 
-	us->extra = kmalloc(sizeof(struct usbat_info), GFP_NOIO);
+	us->extra = kzalloc(sizeof(struct usbat_info), GFP_NOIO);
 	if (!us->extra) {
 		US_DEBUGP("init_usbat: Gah! Can't allocate storage for usbat info struct!\n");
 		return 1;
 	}
-	memset(us->extra, 0, sizeof(struct usbat_info));
 	info = (struct usbat_info *) (us->extra);
 
 	/* Enable peripheral control signals */