[gccsdk] [Bug 241] New: Null pointer dereference in __get_dde_prefix()

http://www.riscos.info/bugzilla3/show_bug.cgi?id=241

Summary: Null pointer dereference in __get_dde_prefix()
Product: GCC/GCCSDK
Version: other
Platform: All
OS/Version: RISC OS
Status: NEW
Severity: normal
Priority: P1
Component: Unixlib and SharedCLibrary
AssignedTo: peter@chocky.org
ReportedBy: me@phlamethrower.co.uk
Estimated Hours: 0.0


After using __getenv_from_os() to look up <Prefix$Dir>, __get_dde_prefix()
(libunixlib/common/prefix.c) doesn't check if the returned pointer is null
before checking if the string is zero-length.

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