1 files changed, 5 insertions, 0 deletions
diff --git a/lib/url.c b/lib/url.c
index 75f9e099d..6bb3e3ee7 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -2509,6 +2509,11 @@ ConnectionExists(struct SessionHandle *data,
       /* don't do mixed proxy and non-proxy connections */
       continue;
 
+    if(!canPipeline && check->inuse)
+      /* this request can't be pipelined but the checked connection is already
+         in use so we skip it */
+      continue;
+
     if(!needle->bits.httpproxy || needle->protocol&PROT_SSL ||
        (needle->bits.httpproxy && check->bits.httpproxy &&
         needle->bits.tunnel_proxy && check->bits.tunnel_proxy &&