From 8ec071f59c1d7b51d3acc852945dcf7d3fc0f68d Mon Sep 17 00:00:00 2001
From: Guy Harris <guy@alum.mit.edu>
Date: Thu, 16 Jan 2014 13:12:06 -0800
Subject: [PATCH] Another length check, also found by the Clang Static
 Analyzer.

---
 print-ppp.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/print-ppp.c b/print-ppp.c
index 5142e07b..f19a03b1 100644
--- a/print-ppp.c
+++ b/print-ppp.c
@@ -1265,6 +1265,9 @@ ppp_hdlc(const u_char *p, int length)
 	int i, proto;
 	const void *se;
 
+        if (length <= 0)
+                return;
+
 	b = (u_int8_t *)malloc(length);
 	if (b == NULL)
 		return;
-- 
2.39.5