tpm/tpm_i2c_stm_st33: Add status check when reading data on the FIFO

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[ Upstream commit c4eadfafb9 ]

Add a return value check when reading data from the FIFO register.

Cc: <stable@vger.kernel.org>
Reviewed-by: Jason Gunthorpe <jason.gunthorpe@obsidianresearch.com>
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>

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Christophe Ricard 2015-01-13 23:13:14 +01:00 • committed by Sasha Levin

parent 33c5b3ad4b

commit a036688474

1 changed files with 6 additions and 4 deletions

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drivers/char/tpm/tpm_i2c_stm_st33.c

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