[Nbd] [PATCH] doc: Fix mis-merge in INFO extension

[Eric Blake <eblake@...696...>]

Due to churn in the info extension, one place in the text was
still referring to NBD_REP_SERVER instead of NBD_REP_ACK.

Signed-off-by: Eric Blake <eblake@...696...>
---

Applies to the extension-info branch

 doc/proto.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/proto.md b/doc/proto.md
index 7a0fb37..5e646cf 100644
--- a/doc/proto.md
+++ b/doc/proto.md
@@ -207,7 +207,7 @@ There are three possible mechanisms to end option haggling:

 * Transmission mode can be entered (by the client sending
   `NBD_OPT_EXPORT_NAME` or by the server responding to an
-  `NBD_OPT_GO` with `NBD_REP_SERVER`). This is documented
+  `NBD_OPT_GO` with `NBD_REP_ACK`). This is documented
   elsewhere.

 * The client can send (and the server can reply to) an
-- 
2.5.5