Move some null pointers asserts before the pointer dereference - #888

Move some null pointers asserts before the pointer dereference#888

ktmf01 merged 2 commits into

xiph:masterxiph/flac:masterfrom

madah81pnz1:fix-assert-before-dereferencemadah81pnz1/flac:fix-assert-before-dereferenceCopy head branch name to clipboard