iwl3945: kill hw_params.tx_ant_num

This patch removes tx_ant_num for hw_params structure. It is not used.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2 files changed