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Ext4Pkg: Correct integer overflow check logic in DiskUtil
Correct multiplication overflow check code and add additional check for emptiness of number of blocks and block number. Cc: Marvin Häuser <[email protected]> Cc: Pedro Falcato <[email protected]> Cc: Vitaly Cheptsov <[email protected]> Fixes: d9ceedc ("Ext4Pkg: Add Ext4Dxe driver.") Signed-off-by: Savva Mitrofanov <[email protected]> Reviewed-by: Marvin Häuser <[email protected]> Reviewed-by: Pedro Falcato <[email protected]>
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