Qiu Shumin 64ee6ed72a ShellPkg: Fix Shell ASSERT when mv file with cwd is NULL.
Shell will ASSERT when doing the following operation:
""
Shell> mv fs2:\file1 fs2:\file2
""
This patch add NULL pointer check to fix this issue.

Fixes: https://github.com/tianocore/edk2/issues/76

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
2016-04-11 09:33:18 +08:00
2014-10-14 16:08:15 +00:00
2014-10-14 16:08:15 +00:00
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