[ubuntu] How can I configure the Ubuntu to void using the "sudo" to flash my Nandfalsh device

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http://ubuntuforums.org – I'm flasing the nandflash which has mounted to PC, and I want to operate the NandFlash mounted as sdc , according the directions by given papers, I should do following: Code:   $ sudo ./flash sdc image How can I configure to void using the sudo to run this command so this Server PC can be safe be uesd by others. PS: My English is poor and this is the first time for me to post the English thread , naturely, my posts may be not clear, it will be grateful for U to indicate my English mistakes, thanks for helping advance.:) (Hardware)