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Fix AIOOB in crash report stack trimming.

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This commit is contained in:
LexManos 2013-04-14 21:42:13 -07:00
parent 5cdc45b6da
commit 560931a14a
1 changed files with 16 additions and 0 deletions
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16
patches/minecraft/net/minecraft/crash/CrashReportCategory.java.patch Normal file
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@ -0,0 +1,16 @@
--- ../src_base/minecraft/net/minecraft/crash/CrashReportCategory.java
+++ ../src_work/minecraft/net/minecraft/crash/CrashReportCategory.java
@@ -130,8 +130,11 @@
public int func_85073_a(int par1)
{
StackTraceElement[] astacktraceelement = Thread.currentThread().getStackTrace();
- this.stackTrace = new StackTraceElement[astacktraceelement.length - 3 - par1];
- System.arraycopy(astacktraceelement, 3 + par1, this.stackTrace, 0, this.stackTrace.length);
+ //BugFix: Causes AIOOB for stacks < 3 + par1
+ int len = astacktraceelement.length - 3 - par1;
+ if (len <= 0) len = astacktraceelement.length;
+ this.stackTrace = new StackTraceElement[len];
+ System.arraycopy(astacktraceelement, len, this.stackTrace, 0, this.stackTrace.length);
return this.stackTrace.length;
}