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authorRoland McGrath <roland@gnu.org>2003-02-25 09:18:17 +0000
committerRoland McGrath <roland@gnu.org>2003-02-25 09:18:17 +0000
commitc30dcea16f376e59607fd7dffe72a8af986ad7ab (patch)
treeedfa58ae18974c7a3366b14142b262e85fdcb858
parent73983ece255e15160614caef84f6034f44c314ba (diff)
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2003-02-25 Roland McGrath <roland@redhat.com>
* resolv/res_init.c (res_thread_freeres): Bail out if _res.nscount is zero, inidicating _res was not initialized yet.
-rw-r--r--resolv/res_init.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/resolv/res_init.c b/resolv/res_init.c
index 459694f..7b9cf43 100644
--- a/resolv/res_init.c
+++ b/resolv/res_init.c
@@ -567,6 +567,10 @@ libc_hidden_def (__res_nclose)
static void __attribute__ ((section ("__libc_thread_freeres_fn")))
res_thread_freeres (void)
{
+ if (_res.nscount == 0)
+ /* Never called res_ninit. */
+ return;
+
__res_nclose (&_res); /* Close any VC sockets. */
for (int ns = 0; ns < MAXNS; ns++)