SCCP: Log more data on CR size error

Related: OS#5579
Change-Id: I4d7fc44fde5b900907ec5ebec0450040a764802a
---
M src/sccp.c
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/sccp.c b/src/sccp.c
index 94eca29..ecab9ab 100644
--- a/src/sccp.c
+++ b/src/sccp.c
@@ -843,9 +843,11 @@
 	uint8_t extra_size = 3 + 1;
 	int called_len;
 
-	if (l3_data && (l3_length < 3 || l3_length > SCCP_MAX_OPTIONAL_DATA)) {
-		LOGP(DSCCP, LOGL_ERROR, "Invalid amount of data... %zu\n", l3_length);
-		return NULL;
+	if (l3_data) {
+		if (l3_length < 3 || l3_length > SCCP_MAX_OPTIONAL_DATA) {
+			LOGP(DSCCP, LOGL_ERROR, "Invalid amount of data... %zu\n", l3_length);
+			return NULL;
+		}
 	}
 
 	if (l3_data)

