general: fix typos

lnwire/error_generic.go

@@ -8,11 +8,11 @@ import (
 )
 
 // ErrorGeneric represents a generic error bound to an exact channel. The
-// message format is purposefully general in order to allow expressino of a wide
+// message format is purposefully general in order to allow expression of a wide
 // array of possible errors. Each ErrorGeneric message is directed at a particular
 // open channel referenced by ChannelPoint.
 type ErrorGeneric struct {
-	// ChannelPoint references the active channel in which the error occured
+	// ChannelPoint references the active channel in which the error occurred
 	// within. A ChannelPoint of zeroHash:0 denotes this error applies to
 	// the entire established connection.
 	ChannelPoint *wire.OutPoint
@@ -22,7 +22,7 @@ type ErrorGeneric struct {
 	ErrorID uint16
 
 	// Problem is a human-readable string further elaborating upon the
-	// nature of the exact error. The maxmium allowed length of this
+	// nature of the exact error. The maximum allowed length of this
 	// message is 8192 bytes.
 	Problem string
 }

lnwire/single_funding_open_proof.go

@@ -9,7 +9,7 @@ import (
 // responder after the previously constructed funding transaction has achieved
 // a sufficient number of confirmations. It is the initiator's duty to present
 // a proof of an open channel to the responder. Otherwise, responding node may
-// be vulernable to a resource exhasution attack wherein the a requesting node
+// be vulnerable to a resource exhaustion attack wherein the a requesting node
 // repeatedly negotiates funding transactions which are never broadcast. If the
 // responding node commits resources to watch the chain for each funding
 // transaction, then this attack is very cheap for the initiator.

lnwire/single_funding_signcomplete.go

@@ -8,7 +8,7 @@ import (
 )
 
 // SingleFundingSignComplete is the message Bob sends to Alice which delivers
-// a signature for Alice's version of the commitment transaction. After thie
+// a signature for Alice's version of the commitment transaction. After this
 // message is received and processed by Alice, she is free to broadcast the
 // funding transaction.
 type SingleFundingSignComplete struct {