X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/448422487f2f7da9a8da9a5ae7f0380b46da1eff..94366a69b0ea80c2e85aa89f7b7f30d7f335bd76:/print-isakmp.c?ds=sidebyside

diff --git a/print-isakmp.c b/print-isakmp.c
index c08bbc08..bb70a456 100644
--- a/print-isakmp.c
+++ b/print-isakmp.c
@@ -1828,14 +1828,16 @@ ikev1_d_print(netdissect_options *ndo, u_char tpay _U_,
 	ND_PRINT(" spilen=%u", spi_size);
 	num_spi = GET_BE_U_2(p->num_spi);
 	ND_PRINT(" nspi=%u", num_spi);
-	ND_PRINT(" spi=");
 	q = (const uint8_t *)(p + 1);
-	for (i = 0; i < num_spi; i++) {
-		if (i != 0)
-			ND_PRINT(",");
-		if (!rawprint(ndo, (const uint8_t *)q, spi_size))
-			goto trunc;
-		q += spi_size;
+	if (spi_size) {
+		ND_PRINT(" spi=");
+		for (i = 0; i < num_spi; i++) {
+			if (i != 0)
+				ND_PRINT(",");
+			if (!rawprint(ndo, (const uint8_t *)q, spi_size))
+				goto trunc;
+			q += spi_size;
+		}
 	}
 	return q;
 trunc: