wifi: iwlwifi: mvm: rfi: fix potential response leaks

If the rx payload length check fails, or if kmemdup() fails,
we still need to free the command response. Fix that.

Fixes: 21254908 ("iwlwifi: mvm: add RFI-M support")
Co-authored-by: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240319100755.db2fa0196aa7.I116293b132502ac68a65527330fa37799694b79c@changeid


Signed-off-by: Johannes Berg <johannes.berg@intel.com>