diff options
| author | Malcolm Priestley <tvboxspy@gmail.com> | 2017-05-11 18:57:44 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-15 11:48:44 +0200 |
| commit | 867510bde14e7b7fc6dd0f50b48f6753cfbd227a (patch) | |
| tree | ec95639865b488f0aa014de4e1639ca4e08c6338 | |
| parent | baabd567f87be05330faa5140f72a91960e7405a (diff) | |
| download | linux-867510bde14e7b7fc6dd0f50b48f6753cfbd227a.tar.bz2 | |
staging: rtl8192e: fix 2 byte alignment of register BSSIDR.
BSSIDR has two byte alignment on PCI ioremap correct the write
by swapping to 16 bits first.
This fixes a problem that the device associates fail because
the filter is not set correctly.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c index a23628f390c9..e03d0a3a6dcc 100644 --- a/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c +++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c @@ -97,8 +97,9 @@ void rtl92e_set_reg(struct net_device *dev, u8 variable, u8 *val) switch (variable) { case HW_VAR_BSSID: - rtl92e_writel(dev, BSSIDR, ((u32 *)(val))[0]); - rtl92e_writew(dev, BSSIDR+2, ((u16 *)(val+2))[0]); + /* BSSIDR 2 byte alignment */ + rtl92e_writew(dev, BSSIDR, *(u16 *)val); + rtl92e_writel(dev, BSSIDR + 2, *(u32 *)(val + 2)); break; case HW_VAR_MEDIA_STATUS: @@ -961,8 +962,8 @@ static void _rtl92e_net_update(struct net_device *dev) rtl92e_config_rate(dev, &rate_config); priv->dot11CurrentPreambleMode = PREAMBLE_AUTO; priv->basic_rate = rate_config &= 0x15f; - rtl92e_writel(dev, BSSIDR, ((u32 *)net->bssid)[0]); - rtl92e_writew(dev, BSSIDR+4, ((u16 *)net->bssid)[2]); + rtl92e_writew(dev, BSSIDR, *(u16 *)net->bssid); + rtl92e_writel(dev, BSSIDR + 2, *(u32 *)(net->bssid + 2)); if (priv->rtllib->iw_mode == IW_MODE_ADHOC) { rtl92e_writew(dev, ATIMWND, 2); |