From: Ben Pfaff <blp@cs.stanford.edu>
Date: Fri, 10 Feb 2023 18:53:06 +0000 (-0800)
Subject: spv: Fix crash reading a page_setup without headings.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d795170ac11ce55afc8448a445c0ea3d3b9f4b2b;p=pspp

spv: Fix crash reading a page_setup without headings.

The SPV driver can output such a page_setup.
---

diff --git a/src/output/spv/spv.c b/src/output/spv/spv.c
index 38abf9775c..eb4d1cd792 100644
--- a/src/output/spv/spv.c
+++ b/src/output/spv/spv.c
@@ -321,6 +321,9 @@ decode_page_paragraph (const struct spvsx_page_paragraph *page_paragraph,
 {
   memset (ph, 0, sizeof *ph);
 
+  if (!page_paragraph)
+    return;
+
   const struct spvsx_page_paragraph_text *page_paragraph_text
     = page_paragraph->page_paragraph_text;
   if (!page_paragraph_text)