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authorAndreas Schwab <schwab@redhat.com>2011-11-15 10:32:18 +0100
committerAndreas Schwab <schwab@redhat.com>2011-11-15 10:58:00 +0100
commit09f93bd3d6b1c41370432e6b7a3c88d0fc482881 (patch)
treeeb699670ac2ec88fb1ab4bb373e636fc6f8b75d1
parent312be3f9f5eab1643d7dcc7728c76d413d4f2640 (diff)
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Fix reference counting in network interface information cache
-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/unix/sysv/linux/check_pf.c3
2 files changed, 7 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 139ba57532..8bb25138ca 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-15 Andreas Schwab <schwab@redhat.com>
+
+ * sysdeps/unix/sysv/linux/check_pf.c (make_request): Properly
+ count references to noai6ai_cached.
+
2011-11-15 Ulrich Drepper <drepper@gmail.com>
* time/getdate.c (__getdate_r): Set FD_CLOEXEC for given file.
diff --git a/sysdeps/unix/sysv/linux/check_pf.c b/sysdeps/unix/sysv/linux/check_pf.c
index 1f66684e4f..895dc2a285 100644
--- a/sysdeps/unix/sysv/linux/check_pf.c
+++ b/sysdeps/unix/sysv/linux/check_pf.c
@@ -58,7 +58,7 @@ struct cached_data
static struct cached_data noai6ai_cached =
{
- .usecnt = 3, /* Make sure we never try to delete this entry. */
+ .usecnt = 1, /* Make sure we never try to delete this entry. */
.in6ailen = 0
};
@@ -273,6 +273,7 @@ make_request (int fd, pid_t pid)
}
else
{
+ atomic_add(&noai6ai_cached.usecnt, 2);
noai6ai_cached.seen_ipv4 = seen_ipv4;
noai6ai_cached.seen_ipv6 = seen_ipv6;
result = &noai6ai_cached;