From 95c3d1b3aad7a003d129b957cf449d11edaca67b Mon Sep 17 00:00:00 2001
From: Jaroslav Rohel <jrohel@redhat.com>
Date: Tue, 11 Dec 2018 10:22:09 +0100
Subject: [PATCH] Fix: testsolv segfault

ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7fab0e11bf2b bp 0x7ffdfc044b70 sp 0x7ffdfc044a90 T0)
0 0x7fab0e11bf2a in testcase_str2dep_complex /home/company/real_sanitize/libsolv-master/ext/testcase.c:577
1 0x7fab0e11c80f in testcase_str2dep /home/company/real_sanitize/libsolv-master/ext/testcase.c:656
2 0x7fab0e12e64a in testcase_read /home/company/real_sanitize/libsolv-master/ext/testcase.c:2952
3 0x402aa5 in main /home/company/real_sanitize/libsolv-master/tools/testsolv.c:148
4 0x7fab0d9d2a3f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x20a3f)
5 0x401bb8 in _start (/home/company/real_sanitize/libsolv-master/build/install/bin/testsolv+0x401bb8)
---
 ext/testcase.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ext/testcase.c b/ext/testcase.c
index 33998d47..fe2636cb 100644
--- a/ext/testcase.c
+++ b/ext/testcase.c
@@ -576,6 +576,8 @@ testcase_str2dep_complex(Pool *pool, const char **sp, int relop)
   Id flags, id, id2, namespaceid = 0;
   struct oplist *op;
 
+  if (!s)
+    return 0;
   while (*s == ' ' || *s == '\t')
     s++;
   if (!strncmp(s, "namespace:", 10))
-- 
2.20.1