linux-imx

iwlwifi: mvm: switch management tx antenna only on tx failure

Switch the antenna used for management tx only if previous tx failed.
If previous tx succeeded, there is no reason to switch antennas.

Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>