diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 0db6ace..aba201c 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -16,7 +16,7 @@
  * When reading the process is almost equal except that the header starts with
  * 0x00 0x20.
  *
- * The device simply need some stuff to understand data comming from the usb
+ * The device simply need some stuff to understand data coming from the usb
  * buffer: The First and Second byte is used for a Header, the Third and Fourth
  * tells the  device the amount of information the package holds.
  * Packages are 60 bytes long Header Stuff.
@@ -30,7 +30,7 @@
  * one.
  *
  * The driver registers himself with the USB-serial core and the USB Core. I had
- * to implement a probe function agains USB-serial, because other way, the
+ * to implement a probe function against USB-serial, because other way, the
  * driver was attaching himself to both interfaces. I have tryed with different
  * configurations of usb_serial_driver with out exit, only the probe function
  * could handle this correctly.
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 4df3e0c..0f11afd 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -101,7 +101,7 @@
 	{ USB_DEVICE(0x10C4, 0x81F2) }, /* C1007 HF band RFID controller */
 	{ USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */
 	{ USB_DEVICE(0x10C4, 0x822B) }, /* Modem EDGE(GSM) Comander 2 */
-	{ USB_DEVICE(0x10C4, 0x826B) }, /* Cygnal Integrated Products, Inc., Fasttrax GPS demostration module */
+	{ USB_DEVICE(0x10C4, 0x826B) }, /* Cygnal Integrated Products, Inc., Fasttrax GPS demonstration module */
 	{ USB_DEVICE(0x10C4, 0x8293) }, /* Telegesys ETRX2USB */
 	{ USB_DEVICE(0x10C4, 0x82F9) }, /* Procyon AVS */
 	{ USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index 987e9bf..d9906eb 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -35,7 +35,7 @@
  *
  *  Lonnie Mendez <dignome@gmail.com>
  *  04-10-2004
- *	Driver modified to support dynamic line settings.  Various improvments
+ *	Driver modified to support dynamic line settings.  Various improvements
  *      and features.
  *
  *  Neil Whelchel
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 65967b3..a973c7a 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -17,7 +17,7 @@
  * See Documentation/usb/usb-serial.txt for more information on using this
  * driver
  *
- * See http://ftdi-usb-sio.sourceforge.net for upto date testing info
+ * See http://ftdi-usb-sio.sourceforge.net for up to date testing info
  *	and extra documentation
  *
  * Change entries from 2004 and earlier can be found in versions of this
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index f1aedfa..abf095be 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -1981,7 +1981,7 @@
 	if (code == IOSP_STATUS_OPEN_RSP) {
 		edge_port->txCredits = GET_TX_BUFFER_SIZE(byte3);
 		edge_port->maxTxCredits = edge_port->txCredits;
-		dbg("%s - Port %u Open Response Inital MSR = %02x TxBufferSize = %d", __func__, edge_serial->rxPort, byte2, edge_port->txCredits);
+		dbg("%s - Port %u Open Response Initial MSR = %02x TxBufferSize = %d", __func__, edge_serial->rxPort, byte2, edge_port->txCredits);
 		handle_new_msr(edge_port, byte2);
 
 		/* send the current line settings to the port so we are
diff --git a/drivers/usb/serial/io_edgeport.h b/drivers/usb/serial/io_edgeport.h
index dced7ec..ad9c1d4 100644
--- a/drivers/usb/serial/io_edgeport.h
+++ b/drivers/usb/serial/io_edgeport.h
@@ -68,7 +68,7 @@
 #define PROC_SET_COM_ENTRY		2
 
 
-/* The following sturcture is passed to the write */
+/* The following structure is passed to the write */
 struct procWrite {
 	int	Command;
 	union {
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index d843491..0aac00a 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -433,7 +433,7 @@
 
 	/* We can only send a maximum of 1 aligned byte page at a time */
 
-	/* calulate the number of bytes left in the first page */
+	/* calculate the number of bytes left in the first page */
 	write_length = EPROM_PAGE_SIZE -
 				(start_address & (EPROM_PAGE_SIZE - 1));
 
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index 201f609..a6f63cc 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -116,7 +116,7 @@
 		} else {
 			if ((data[0] == 0x00) && (data[1] == 0x01)) {
 				spin_lock_irqsave(&priv->lock, flags);
-				/* CTS status infomation package */
+				/* CTS status information package */
 				if (data[2] == 0x00)
 					priv->cts = false;
 				else