From fc58fbb08ffd9a6fbd7f98ce5239bfb624ae941c Mon Sep 17 00:00:00 2001
From: Steffen Vogel <post@steffenvogel.de>
Date: Thu, 26 Apr 2018 09:32:13 +0200
Subject: [PATCH] fix NULL ptr dereference

---
 lib/sample.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/sample.c b/lib/sample.c
index 21e2c2f5a..58c71f9f3 100644
--- a/lib/sample.c
+++ b/lib/sample.c
@@ -43,7 +43,11 @@ int sample_init(struct sample *s)
 
 struct sample * sample_alloc(struct pool *p)
 {
-	struct sample *s = pool_get(p);
+	struct sample *s;
+
+	s = pool_get(p);
+	if (!s)
+		return NULL;
 
 	s->pool_off = (char *) p - (char *) s;