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authorAmar Tumballi <amar@gluster.com>2010-07-02 04:55:28 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-07-02 05:17:03 -0700
commit2f15ffd6b5beef9abd501c594bc3cb38c2683f77 (patch)
tree107176560e1a97c42f3535380ef49d4dee3b0cd6 /libglusterfs/src/common-utils.c
parent3dc79ca8e6119f5ff61058cc87f9a4fc251017ef (diff)
NULL dereference fixes in code base after running with 'clang'
* 212 logical (NULL deref/divide by zero) errors reduced to 28 (27 of them in contrib/ and lex part of codebase, 1 is invalid) * 11 API errors reduced to 0 Signed-off-by: Amar Tumballi <amar@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 966 (NULL check for avoiding NULL dereferencing of pointers..) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=966
Diffstat (limited to 'libglusterfs/src/common-utils.c')
-rw-r--r--libglusterfs/src/common-utils.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libglusterfs/src/common-utils.c b/libglusterfs/src/common-utils.c
index 694a9040c..1be1f8126 100644
--- a/libglusterfs/src/common-utils.c
+++ b/libglusterfs/src/common-utils.c
@@ -150,7 +150,8 @@ gf_resolve_ip6 (const char *hostname,
*addr_info = cache->next;
}
- cache->next = cache->next->ai_next;
+ if (cache->next)
+ cache->next = cache->next->ai_next;
if (cache->next) {
ret = getnameinfo((struct sockaddr *)cache->next->ai_addr,
cache->next->ai_addrlen,