Add a safety precausion

2003-08-04 17:05:12 +00:00
parent 4b11d87a22
commit 1d5c1de5d3
1 changed files with 3 additions and 0 deletions
--- a/simgear/screen/extensions.cxx
+++ b/simgear/screen/extensions.cxx
@@ -33,6 +33,9 @@ bool SGSearchExtensionsString(char *extString, char *extName) {
    char *p, *end;
    int n, extNameLen;

+    if ((extString == NULL) || (extName == NULL))
+        return false;
+
    extNameLen = strlen(extName);

    p=extString;