Here is working wpa_supplicant for galaxy s2 gingerbread rom for ad hoc network. yes it is test by me and also this is modified by me too. no one is responcible and cant take credit for developing it. currently i m using and testing on litening rom 6.1 and it works flawlessly. so no more wait for new wpa supplicant. becoz wait is over now. use it and reply me about any bugs.
workes with 2.3 roms