6.1-stable review patch. If anyone has any objections, please let me know.
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From: Gunnar Kudrjavets gunnarku@amazon.com
[ Upstream commit 8a81236f2cb0882c7ea6c621ce357f7f3f601fe5 ]
The tpm_tis_write8() call specifies arguments in wrong order. Should be (data, addr, value) not (data, value, addr). The initial correct order was changed during the major refactoring when the code was split.
Fixes: 41a5e1cf1fe1 ("tpm/tpm_tis: Split tpm_tis driver into a core and TCG TIS compliant phy") Signed-off-by: Gunnar Kudrjavets gunnarku@amazon.com Reviewed-by: Justinien Bouron jbouron@amazon.com Reviewed-by: Jarkko Sakkinen jarkko@kernel.org Reviewed-by: Paul Menzel pmenzel@molgen.mpg.de Signed-off-by: Jarkko Sakkinen jarkko@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/char/tpm/tpm_tis_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index caf9ba2dc0b13..968b891bcb030 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -878,8 +878,8 @@ static int tpm_tis_probe_irq_single(struct tpm_chip *chip, u32 intmask, * will call disable_irq which undoes all of the above. */ if (!(chip->flags & TPM_CHIP_FLAG_IRQ)) { - tpm_tis_write8(priv, original_int_vec, - TPM_INT_VECTOR(priv->locality)); + tpm_tis_write8(priv, TPM_INT_VECTOR(priv->locality), + original_int_vec); rc = -1; }