Minor bug fixes to i2c-pasemi

* Last write during i2c_xfer is of the wrong byte (off-by-1).
* Read length is wrong for some of the reads (mistakenly used the PEC
  version)

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/i2c/busses/i2c-pasemi.c b/drivers/i2c/busses/i2c-pasemi.c
index f54fb5d65cc4..bf89eeef74e9 100644
--- a/drivers/i2c/busses/i2c-pasemi.c
+++ b/drivers/i2c/busses/i2c-pasemi.c
@@ -141,7 +141,7 @@ static int pasemi_i2c_xfer_msg(struct i2c_adapter *adapter,
                 for (i = 0; i < msg->len - 1; i++)
                         TXFIFO_WR(smbus, msg->buf[i]);
 
-                TXFIFO_WR(smbus, msg->buf[msg->len] |
+                TXFIFO_WR(smbus, msg->buf[msg->len-1] |
                           (stop ? MTXFIFO_STOP : 0));
         }
 
@@ -226,7 +226,7 @@ static int pasemi_smb_xfer(struct i2c_adapter *adapter,
                         rd = RXFIFO_RD(smbus);
                         len = min_t(u8, (rd & MRXFIFO_DATA_M),
                                     I2C_SMBUS_BLOCK_MAX);
-                        TXFIFO_WR(smbus, (len + 1) | MTXFIFO_READ |
+                        TXFIFO_WR(smbus, len | MTXFIFO_READ |
                                          MTXFIFO_STOP);
                 } else {
                         len = min_t(u8, data->block[0], I2C_SMBUS_BLOCK_MAX);
@@ -258,7 +258,7 @@ static int pasemi_smb_xfer(struct i2c_adapter *adapter,
                 rd = RXFIFO_RD(smbus);
                 len = min_t(u8, (rd & MRXFIFO_DATA_M),
                             I2C_SMBUS_BLOCK_MAX - len);
-                TXFIFO_WR(smbus, (len + 1) | MTXFIFO_READ | MTXFIFO_STOP);
+                TXFIFO_WR(smbus, len | MTXFIFO_READ | MTXFIFO_STOP);
                 break;
 
         default: