iwlegacy: fix antenna bitmask

This patch is based on "iwlwifi: fix antenna bitmask".
(362b0563b2)

Like the new iwlagn devices, the old 4965N device only
supports a maximum of three antennas. Hence only three
bits are used, the fourth bit is likely the A-MPDU
indicator.

Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Christian Lamparter 2013-01-26 22:19:35 +01:00 • committed by John W. Linville
commit 00bcd0d699