wifi: iwlwifi: mvm: use an 'else if' when checking cmd ver

Static analyzer complains about overriding the 'len' before using it.

type=cleanup
ticket=none

Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Change-Id: I88faaae0df4a9c497b499715fec1fcb86ef75e85
Reviewed-on: https://gerritwcs.ir.intel.com/c/iwlwifi-stack-dev/+/104325
tested: iil_jenkins iil_jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
automatic-review: iil_jenkins iil_jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
Tested-by: iil_jenkins iil_jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-on: https://gerritwcs.ir.intel.com/c/iwlwifi-stack-dev/+/104594
x-iwlwifi-stack-dev: ff54f05df027e2955308dd440d010f9f7da47ada
2 files changed