iwlegacy: 4965-rs: don't return rate from il4965_rs_update_rate_tbl
iwlegacy: 4965-rs: don't return rate from il4965_rs_update_rate_tbl

1) don't return rate from il4965_rs_update_rate_tbl
2) fix up il4965_rs_rate_scale_perform

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

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