diff --git a/gtests/net/packetdrill/parser.y b/gtests/net/packetdrill/parser.y
index c8278217aa87fd33994b7a8c8449e8f86bc8952d..cda65bc31797782f1fbbbb2531e0083ebf8f3eaf 100644
--- a/gtests/net/packetdrill/parser.y
+++ b/gtests/net/packetdrill/parser.y
@@ -39,7 +39,7 @@
  *
  * The semantic action code for a rule produces an output, which it
  * can reference using the $$ token. The set of possible types
-* returned in output expressions is given in the %union section of
+ * returned in output expressions is given in the %union section of
  * the .y file. The specific type of the output for a terminal or
  * nonterminal symbol (corresponding to a field in the %union) is
  * given by the %type directive in the .y file. The action code can
diff --git a/gtests/net/packetdrill/run_packet.c b/gtests/net/packetdrill/run_packet.c
index cfe5faa41a98e48772df300da52f09d5042218d3..e93c4dca40aff5c80b4ca2abcdbc53cd332026b7 100644
--- a/gtests/net/packetdrill/run_packet.c
+++ b/gtests/net/packetdrill/run_packet.c
@@ -1022,7 +1022,7 @@ static int map_outbound_live_sctp_packet(
 					case SCTP_SSN_TSN_RESET_REQUEST_PARAMETER_TYPE: {
 						struct sctp_ssn_tsn_reset_request_parameter *reset;
 						reset = (struct sctp_ssn_tsn_reset_request_parameter *)parameter;
-						reset->reqsn = htonl(ntohl(reset->reqsn) + local_diff);				
+						reset->reqsn = htonl(ntohl(reset->reqsn) + local_diff);
 						break;
 					}
 					case SCTP_RECONFIG_RESPONSE_PARAMETER_TYPE: {
diff --git a/gtests/net/packetdrill/sctp.h b/gtests/net/packetdrill/sctp.h
index e388ebb260cad657ed1beafd4d131427d84ac55c..badde3425886c0ce13f01fa1d9bbf36e84d542ea 100644
--- a/gtests/net/packetdrill/sctp.h
+++ b/gtests/net/packetdrill/sctp.h
@@ -55,6 +55,7 @@ struct sctp_common_header {
 #define SCTP_I_DATA_CHUNK_TYPE				0x40
 #define SCTP_RECONFIG_CHUNK_TYPE			0x82
 #define SCTP_PAD_CHUNK_TYPE				0x84
+
 #define MAX_SCTP_CHUNK_BYTES	0xffff
 
 struct sctp_chunk {
@@ -259,6 +260,7 @@ struct sctp_reconfig_chunk {
 #define SCTP_PAD_PARAMETER_TYPE				0x8005
 #define SCTP_Set_Primary_Address			0xc004
 #define SCTP_ADAPTATION_INDICATION_PARAMETER_TYPE	0xc006
+
 #define MAX_SCTP_PARAMETER_BYTES			0xffff
 
 struct sctp_parameter {
@@ -483,4 +485,5 @@ struct sctp_protocol_violation_cause {
 	__be16 length;
 	__u8 information[];
 } __packed;
+
 #endif /* __SCTP_HEADERS_H__ */
diff --git a/gtests/net/packetdrill/sctp_chunk_to_string.c b/gtests/net/packetdrill/sctp_chunk_to_string.c
index 729d6297bce2aaff9a5cbd9447098413a339ebad..007581c42bcf91b89313fd72a3388f9ec8e6b7a8 100644
--- a/gtests/net/packetdrill/sctp_chunk_to_string.c
+++ b/gtests/net/packetdrill/sctp_chunk_to_string.c
@@ -342,7 +342,7 @@ static int sctp_outgoing_ssn_reset_request_parameter_to_string(
 		sid = ntohs(parameter->sids[len]);
 		if (len > 0)
 			fprintf(s, ", ");
-		fprintf(s, "%hu", sid);	
+		fprintf(s, "%hu", sid);
 	}
 	fputs("]", s);
 	return STATUS_OK;
@@ -368,7 +368,7 @@ static int sctp_incoming_ssn_reset_request_parameter_to_string(
 		sid = ntohs(parameter->sids[len]);
 		if (len > 0)
 			fprintf(s, ", ");
-		fprintf(s, "%hu", sid);	
+		fprintf(s, "%hu", sid);
 	}
 	fputs("]", s);
 	return STATUS_OK;
diff --git a/gtests/net/packetdrill/sctp_packet.c b/gtests/net/packetdrill/sctp_packet.c
index 1e60c0716baf927dec1ce405658ae8b5a21684c2..0af76df26ea512dbb0b5e56413b3eea10571b975 100644
--- a/gtests/net/packetdrill/sctp_packet.c
+++ b/gtests/net/packetdrill/sctp_packet.c
@@ -1821,7 +1821,7 @@ sctp_outgoing_ssn_reset_request_parameter_new(s64 reqsn, s64 respsn, s64 last_ts
 	}
 	if (respsn == -1) {
 		flags |= FLAG_RECONFIG_RESP_SN_NOCHECK;
-		parameter->respsn = 0;	
+		parameter->respsn = 0;
 	} else {
 		parameter->respsn = htonl((u32)respsn);
 	}