From cc110221918d5564c9dd415cebe62cae4f8d5df5 Mon Sep 17 00:00:00 2001
From: Jonathan Corbet <corbet@lwn.net>
Date: Sun, 18 Jun 2017 17:23:52 -0600
Subject: [PATCH] Docs: Include the Latex "ifthen" package
Git-commit: cc110221918d5564c9dd415cebe62cae4f8d5df5
Patch-mainline: v4.13-rc1
References: bsc#1051510

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

Fixes: 41cff161fe99d1c6a773becc2250a1dc3ac035ff
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 Documentation/conf.py |    1 +
 1 file changed, 1 insertion(+)

--- 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}