From 328e8daf82c4e82ebcd06ae87bb825d5060cb94b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Thu, 18 Feb 2016 17:33:10 -0500
Subject: [PATCH] basic/strbuf: do not call bsearch with a null argument
Das ist verboten!
src/basic/strbuf.c:162:23: runtime error: null pointer passed as argument 2,
which is declared to never be null
(cherry picked from commit 82501b3fc40dae2660a86ab07462f33fe26347ad)
---
src/basic/strbuf.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/basic/strbuf.c b/src/basic/strbuf.c
index 77220c0251..dac2881603 100644
--- a/src/basic/strbuf.c
+++ b/src/basic/strbuf.c
@@ -156,6 +156,10 @@ ssize_t strbuf_add_string(struct strbuf *str, const char *s, size_t len) {
return off;
}
+ /* bsearch is not allowed on a NULL sequence */
+ if (node->children_count == 0)
+ break;
+
/* lookup child node */
c = s[len - 1 - depth];
search.c = c;