linux-imx

char/tpm/tpm_i2c_stm_st33: drop temporary variable for return value

We don't need a temporary variable just to store the return value which
gets return in the next statement.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>