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@@ -47,11 +47,10 @@ begin
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   # The meat of it all; do the permission check
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   # replace process with git-shell if everything is fine
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-  if client.assure_user_can_write!
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-    args = client.to_git_shell_argument
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-    $stderr.puts "git-shell -c #{args.inspect}" if $DEBUG
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-    exec("git-shell", "-c", args)
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-  end
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+  args = client.to_git_shell_argument
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+  args.include?('git-receive-pack') && client.assure_user_can_write!
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+  $stderr.puts "git-shell -c #{args.inspect}" if $DEBUG
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+  exec("git-shell", "-c", args)
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   unless $?.success?
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     $stderr.puts "Failed to execute git command"