[poppler] poppler/Gfx.cc

[Albert Astals Cid]

 poppler/Gfx.cc |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

New commits:
commit d690bea929553d1a4392d42d949843e9467ba8cb
Author: Albert Astals Cid <aacid at kde.org>
Date:   Tue Oct 5 22:18:22 2010 +0100

    Make sure obj is a num before reading it
    
    Not sure if using a 0 is correct otherwise, but if your matrix is
    broken you're probably going to get a wrong rendering anyway, so who
    cares. Bug #30590

diff --git a/poppler/Gfx.cc b/poppler/Gfx.cc
index 7552fed..ed9accc 100644
--- a/poppler/Gfx.cc
+++ b/poppler/Gfx.cc
@@ -1262,7 +1262,8 @@ void Gfx::doSoftMask(Object *str, GBool alpha,
   if (obj1.isArray()) {
     for (i = 0; i < 6; ++i) {
       obj1.arrayGet(i, &obj2);
-      m[i] = obj2.getNum();
+      if (likely(obj2.isNum())) m[i] = obj2.getNum();
+      else m[i] = 0;
       obj2.free();
     }
   } else {
@@ -4264,7 +4265,8 @@ void Gfx::doForm(Object *str) {
   if (matrixObj.isArray()) {
     for (i = 0; i < 6; ++i) {
       matrixObj.arrayGet(i, &obj1);
-      m[i] = obj1.getNum();
+      if (likely(obj1.isNum())) m[i] = obj1.getNum();
+      else m[i] = 0;
       obj1.free();
     }
   } else {