From: Arran Cudbard-Bell <a.cudbardb@freeradius.org>
Date: Tue, 28 Jul 2020 19:50:50 +0000 (-0400)
Subject: print: Deal with empty octets boxes
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=104f0bf827277e53b9b667760900d8d3288ded5b;p=thirdparty%2Ffreeradius-server.git

print: Deal with empty octets boxes
---

diff --git a/src/lib/util/print.c b/src/lib/util/print.c
index 2bf5c21dc9e..3df64c90adf 100644
--- a/src/lib/util/print.c
+++ b/src/lib/util/print.c
@@ -740,9 +740,14 @@ char *fr_vasprintf(TALLOC_CTX *ctx, char const *fmt, va_list ap)
 
 				switch (in->type) {
 				case FR_TYPE_OCTETS:
-					subst = talloc_array(NULL, char, (in->vb_length * 2) + 1);
-					if (!subst) goto oom;
-					fr_bin2hex(&FR_SBUFF_OUT(subst, talloc_array_length(subst)), &FR_DBUFF_TMP(in->vb_octets, in->vb_length));
+					if (in->vb_octets) {
+						subst = talloc_array(NULL, char, (in->vb_length * 2) + 1);
+						if (!subst) goto oom;
+						fr_bin2hex(&FR_SBUFF_OUT(subst, talloc_array_length(subst)), &FR_DBUFF_TMP(in->vb_octets, in->vb_length));
+					} else {
+						subst = talloc_zero_array(NULL, char, 1);
+						if (!subst) goto oom;
+					}
 					break;
 
 				case FR_TYPE_STRING: