[Nbd] [PATCH] doc/proto.md: restore formatting

[Alex Bligh <alex@...872...>]

Restore formatting and correct name of 'length'

Signed-off-by: Alex Bligh <alex@...872...>
---
 doc/proto.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/proto.md b/doc/proto.md
index 8c83382..03dfe2b 100644
--- a/doc/proto.md
+++ b/doc/proto.md
@@ -501,8 +501,8 @@ The following request types exist:
     extension was negotiated.
 
     If structured replies were not negotiated, the server MUST reply
-    with a simple reply header, followed immediately by len bytes of
-    data, read from offset bytes into the file, unless an error
+    with a simple reply header, followed immediately by *length* bytes
+    of data, read from *offset* bytes into the file, unless an error
     condition has occurred.
 
     If an error occurs, the server SHOULD set the appropriate error
-- 
1.9.1