From aa3d0b1ca1ae2fe0e77406a235743e7319b16b6c Mon Sep 17 00:00:00 2001
From: Alexandre Ratchov <alex@caoua.org>
Date: Wed, 30 Dec 2015 12:56:11 +0100
Subject: [PATCH] assert xfree() doesn't get NULL arg

---
 sndiod/utils.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sndiod/utils.c b/sndiod/utils.c
index 67f6670..580b94c 100644
--- a/sndiod/utils.c
+++ b/sndiod/utils.c
@@ -163,6 +163,12 @@ xmalloc(size_t size)
 void
 xfree(void *p)
 {
+#ifdef DEBUG
+	if (p == NULL) {
+		log_puts("xfree with NULL arg\n");
+		panic();
+	}
+#endif
 	free(p);
 }