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From: Jan Synacek <jsynacek@redhat.com>
Date: Wed, 14 Nov 2012 12:57:16 +0000 (+0100)
Subject: ping: Don't free an unintialized value.
X-Git-Url: http://www.linux-ipv6.org/gitweb/gitweb.cgi?p=gitroot%2Fiputils.git;a=commitdiff_plain;h=44c6c9a8d3f3fc65fc52e5957bfd4cc4634f0006
ping: Don't free an unintialized value.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
---
diff --git a/ping.c b/ping.c
index fe9ff8a..9de3d08 100644
--- a/ping.c
+++ b/ping.c
@@ -122,7 +122,7 @@ main(int argc, char **argv)
u_char *packet;
char *target;
#ifdef USE_IDN
- char *hnamebuf;
+ char *hnamebuf = NULL;
#else
char hnamebuf[MAX_HOSTNAMELEN];
#endif
@@ -263,8 +263,10 @@ main(int argc, char **argv)
#ifdef USE_IDN
int rc;
- free(hnamebuf);
- hnamebuf = NULL;
+ if (hnamebuf) {
+ free(hnamebuf);
+ hnamebuf = NULL;
+ }
rc = idna_to_ascii_lz(target, &idn, 0);
if (rc != IDNA_SUCCESS) {
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