[PATCH] added error lines for no 'want' line in git upload pack

[PATCH] added error lines for no 'want' line in git upload pack

[Karan]

From: KaranGB83 <bhatrekaran83@gmail.com>

Signed-off-by: KaranGB83 <bhatrekaran83@gmail.com>
---
 Documentation/gitprotocol-http.adoc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Documentation/gitprotocol-http.adoc b/Documentation/gitprotocol-http.adoc
index e2ef7f0459..0f735de216 100644
--- a/Documentation/gitprotocol-http.adoc
+++ b/Documentation/gitprotocol-http.adoc
@@ -440,7 +440,15 @@ The server MAY walk backwards through history or through
 the reflog to permit slightly stale requests.
 
 If no "want" objects are received, send an error:
-TODO: Define error if no "want" lines are requested.
+Then the server must treat the request as INVALID and the 
+terminate the negotiation.
+
+the server responds with:
+
+   S: ERR no wants received
+
+It indicates that client failed to specify any object to fetch.
+The server must not continue when no `want` lines are provided.
 
 If any "want" object is not reachable, send an error:
 When a Git server receives an invalid or malformed `want` line, it
-- 
2.53.0.154.g7c02d39fc2