[master] c461c05 Only grab the reference count if we need it.
Poul-Henning Kamp
phk at FreeBSD.org
Tue Mar 1 22:59:25 CET 2016
commit c461c0534af077c0a10abebb1b2c812ce2baf22d
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date: Tue Mar 1 21:59:07 2016 +0000
Only grab the reference count if we need it.
Spotted by: Martin
diff --git a/bin/varnishd/cache/cache_ban.c b/bin/varnishd/cache/cache_ban.c
index 490dbf8..fb4a5a4 100644
--- a/bin/varnishd/cache/cache_ban.c
+++ b/bin/varnishd/cache/cache_ban.c
@@ -546,7 +546,8 @@ BAN_CheckObject(struct worker *wrk, struct objcore *oc, struct req *req)
Lck_Lock(&ban_mtx);
b0 = ban_start;
bn = oc->ban;
- bn->refcount++;
+ if (b0 != bn)
+ bn->refcount++;
Lck_Unlock(&ban_mtx);
AN(bn);
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