RFR(XS): JDK-8217441: Failure of ::realloc() should be handled correctly in sawindbg.cpp

[Chris Plummer]

Looks good.

Chris

On 3/11/20 3:29 PM, Alex Menkov wrote:
> Hi all,
>
> please review small (and I'd say trivial) fix for
> https://bugs.openjdk.java.net/browse/JDK-8217441
> webrev:
> http://cr.openjdk.java.net/~amenkov/jdk15/WinDbg_realloc/webrev/
>
> from realloc() spec:
> On failure, returns a null pointer. The original pointer ptr remains 
> valid and may need to be deallocated with free() or realloc().
>
> --alex