From: Colin Ian King <[email protected]>
Currently the lower 8 bits of ret are being masked and left
shifted by 8 bits always leaving a result of zero. The mask
appears to be incorrect and should probably be 0xff00 instead
of 0xff. Fix this. (Note: not tested).
Fixes: 16feab644fd1 ("staging: rtl8192u: check return value eprom_read")
Signed-off-by: Colin Ian King <[email protected]>
---
drivers/staging/rtl8192u/r8192U_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/rtl8192u/r8192U_core.c
b/drivers/staging/rtl8192u/r8192U_core.c
index f1eaab337dca..a173884d31c8 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -2454,7 +2454,7 @@ static int rtl8192_read_eeprom_info(struct net_device
*dev)
ret = eprom_read(dev, (EEPROM_TX_PW_INDEX_CCK
>> 1));
if (ret < 0)
return ret;
- priv->EEPROMTxPowerLevelCCK = ((u16)ret & 0xff)
>> 8;
+ priv->EEPROMTxPowerLevelCCK = ((u16)ret &
0xff00) >> 8;
} else
priv->EEPROMTxPowerLevelCCK = 0x10;
RT_TRACE(COMP_EPROM, "CCK Tx Power Levl: 0x%02x\n",
priv->EEPROMTxPowerLevelCCK);
--
2.20.1
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