tree 43e94e7ee118aebb999f35c592eaa8587f983215
parent 308cd8ed02e900d4305feb11deb06852309e2971
author xypron.glpk@gmx.de <xypron.glpk@gmx.de> 1500052359 +0200
committer Alexander Graf <agraf@suse.de> 1500466481 +0200

efi_memory: avoid NULL dereference in efi_free_pool

If efi_free_pool is called with argument NULL an illegal memory
access occurs.

So let's check the parameter on entry.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>