[PATCH 1/5] Docs: Include the Latex "ifthen" package

[Jonathan Corbet <corbet@xxxxxxx>]

Otherwise we get PDF build failures when LaTeX refused to acknowledge the
existence of \ifthenelse

Fixes: 41cff161fe99d1c6a773becc2250a1dc3ac035ff
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Signed-off-by: Jonathan Corbet <corbet@xxxxxxx>
---
 Documentation/conf.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/conf.py b/Documentation/conf.py
index bacf9d337c89..93827bc1620f 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -273,6 +273,7 @@ latex_elements = {
     'preamble': '''
 	% Adjust margins
 	\\usepackage[margin=0.5in, top=1in, bottom=1in]{geometry}
+        \\usepackage{ifthen}
 
         % Allow generate some pages in landscape
         \\usepackage{lscape}
-- 
2.13.1

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