post-receive-email: remove unused variable

prep_for_email neither is passed a fourth argument nor uses it.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/contrib/hooks/post-receive-email b/contrib/hooks/post-receive-email
index ba077c13f96779d5b29237e83974b0910b4bbdde..ac2e0ed31bf418c043217f9a81bbe22efcc348c7 100755 (executable)
--- a/contrib/hooks/post-receive-email
+++ b/contrib/hooks/post-receive-email
@@ -85,7 +85,6 @@ prep_for_email()
        oldrev=$(git rev-parse $1)
        newrev=$(git rev-parse $2)
        refname="$3"
-       maxlines=$4
 
        # --- Interpret
        # 0000->1234 (create)