From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 2 Sep 2017 19:03:01 +0000 (-0400)
Subject: Improve initialization
X-Git-Tag: 7.0.7-0~11
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3a4de5630c83cd81417b05fa1f7d74eee013b0ec;p=imagemagick

Improve initialization
---

diff --git a/coders/xbm.c b/coders/xbm.c
index ea2f76bf9..5fd9eca7c 100644
--- a/coders/xbm.c
+++ b/coders/xbm.c
@@ -234,6 +234,7 @@ static Image *ReadXBMImage(const ImageInfo *image_info,ExceptionInfo *exception)
   */
   width=0;
   height=0;
+  *name='\0';
   while (ReadBlobString(image,buffer) != (char *) NULL)
     if (sscanf(buffer,"#define %32s %u",name,&width) == 2)
       if ((strlen(name) >= 6) &&
@@ -301,6 +302,8 @@ static Image *ReadXBMImage(const ImageInfo *image_info,ExceptionInfo *exception)
   /*
     Initialize hex values.
   */
+  for (i=0; i < sizeof(hex_digits)/sizeof(*hex_digits); i++)
+    hex_digits[i]=(-1);
   hex_digits[(int) '0']=0;
   hex_digits[(int) '1']=1;
   hex_digits[(int) '2']=2;