[master] 92f372d Always initialise err

[Federico G. Schwindt]

commit 92f372d50c2f1683b3dbd06db5734a7ea145d173
Author: Federico G. Schwindt <fgsch at lodoss.net>
Date:   Tue May 30 21:48:29 2017 +0100

    Always initialise err
    
    If txrst is used without -err we want a valid error.
    Spotted by msan.

diff --git a/bin/varnishtest/vtc_http2.c b/bin/varnishtest/vtc_http2.c
index 7b5f3e2..a24dd1e 100644
--- a/bin/varnishtest/vtc_http2.c
+++ b/bin/varnishtest/vtc_http2.c
@@ -1706,7 +1706,7 @@ cmd_txrst(CMD_ARGS)
 {
 	struct stream *s;
 	char *p;
-	uint32_t err;
+	uint32_t err = 0;
 	struct frame f;
 	(void)cmd;
 	CAST_OBJ_NOTNULL(s, priv, STREAM_MAGIC);