* src/otvalid/otvcommon.c (otv_Coverage_get_last): Guard `count'.

Problem reported by Marc Schönefeld <marc.schoenefeld@gmx.org>.
5 years ago · 04ebb2a000
parent 99f23d6ff2
commit 04ebb2a000
2 changed files with 9 additions and 0 deletions
--- a/6
+++ b/6
@ -1,3 +1,9 @@
+2019-09-17  Werner Lemberg  <wl@gnu.org>
+
+	* src/otvalid/otvcommon.c (otv_Coverage_get_last): Guard `count'.
+
+	Problem reported by Marc Schönefeld <marc.schoenefeld@gmx.org>.
+
 2019-09-17  Werner Lemberg  <wl@gnu.org>

 	* src/sfnt/sfwoff2.c (woff2_open_font): Check table index.
--- a/src/otvalid/otvcommn.c
+++ b/src/otvalid/otvcommn.c
@ -151,6 +151,9 @@
    FT_UInt   result = 0;


+    if ( !count )
+      return result;
+
    switch ( CoverageFormat )
    {
    case 1: