From: Domingo Alvarez Duarte <mingodad@gmail.com>
Date: Thu, 31 Jan 2013 11:05:11 +0000 (+0100)
Subject: Don't call elf_hash on NULL value
X-Git-Tag: release_0_9_26~46
X-Git-Url: https://repo.or.cz/w/tinycc.git/commitdiff_plain/505329b5b3ee4cb47d0a3590ccd62a65dbf83fc9

Don't call elf_hash on NULL value

Make sur elf_hash is never invoked with a NULL value.

Signed-off-by: Thomas Preud'homme <robotux@celest.fr>
---

diff --git a/tccelf.c b/tccelf.c
index a4dee195..5582bc53 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -114,7 +114,7 @@ ST_FUNC int put_elf_sym(Section *s, uplong value, unsigned long size,
         if (ELFW(ST_BIND)(info) != STB_LOCAL) {
             /* add another hashing entry */
             nbuckets = base[0];
-            h = elf_hash(name) % nbuckets;
+            h = name ? elf_hash(name) % nbuckets : 0;
             *ptr = base[2 + h];
             base[2 + h] = sym_index;
             base[1]++;