Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
index 5f3b976..5552847 100644
--- a/drivers/net/usb/cdc_eem.c
+++ b/drivers/net/usb/cdc_eem.c
@@ -190,7 +190,7 @@
 
 		/*
 		 * EEM packet header format:
-		 * b0..14:	EEM type dependant (Data or Command)
+		 * b0..14:	EEM type dependent (Data or Command)
 		 * b15:		bmType
 		 */
 		header = get_unaligned_le16(skb->data);
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 7dc8497..ad0298f 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -1221,7 +1221,7 @@
 
 	usb_set_intfdata(intf, NULL);
 	if (!kaweth) {
-		dev_warn(&intf->dev, "unregistering non-existant device\n");
+		dev_warn(&intf->dev, "unregistering non-existent device\n");
 		return;
 	}
 	netdev = kaweth->net;