linux-next: Signed-off-by missing for commit in the tpmdd tree

From: Stephen Rothwell
Date: Tue Sep 26 2017 - 19:25:55 EST

Hi Jarkko,

Commit

254a616c7425 ("tpm_tis_spi: Use DMA-safe memory for SPI transfers")

is missing a Signed-off-by from its committer.

--
Cheers,
Stephen Rothwell