iwlegacy: 4965-rs: remove null check on sta in il4965_rs_tx_status
iwlegacy: 4965-rs: remove null check on sta in il4965_rs_tx_status

the null check on sta in il4965_rs_tx_status is not necessary

Signed-off-by: Greg Dietsche <fab22ba70c1d97aa0b34ba823fba551a1691c0ec@cuw.edu>
Signed-off-by: Stanislaw Gruszka <1542dc81552e668e197a396f69e655c1621c300d@redhat.com>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs