On Thu, Sep 07, 2017 at 12:31:03PM +0300, Timo Alho wrote: > Add checks for return code in BPMP response message. > > Signed-off-by: Timo Alho <[email protected]> > --- > drivers/reset/tegra/reset-bpmp.c | 9 ++++++++- > 1 file changed, 8 insertions(+), 1 deletion(-)
Hi Philipp, Would you provide an Acked-by on this so that I can take it into the Tegra tree? There's a build dependency on patch 1/4 in the series. Quoting in full since you were not previously on Cc, unfortunately. Timo, please remember to always Cc the relevant maintainers. Thierry > diff --git a/drivers/reset/tegra/reset-bpmp.c > b/drivers/reset/tegra/reset-bpmp.c > index 5daf2ee..fac2db6 100644 > --- a/drivers/reset/tegra/reset-bpmp.c > +++ b/drivers/reset/tegra/reset-bpmp.c > @@ -23,6 +23,7 @@ static int tegra_bpmp_reset_common(struct > reset_controller_dev *rstc, > struct tegra_bpmp *bpmp = to_tegra_bpmp(rstc); > struct mrq_reset_request request; > struct tegra_bpmp_message msg; > + int err; > > memset(&request, 0, sizeof(request)); > request.cmd = command; > @@ -33,7 +34,13 @@ static int tegra_bpmp_reset_common(struct > reset_controller_dev *rstc, > msg.tx.data = &request; > msg.tx.size = sizeof(request); > > - return tegra_bpmp_transfer(bpmp, &msg); > + err = tegra_bpmp_transfer(bpmp, &msg); > + if (err < 0) > + return err; > + else if (msg.rx.ret < 0) > + return -EINVAL; > + > + return 0; > } > > static int tegra_bpmp_reset_module(struct reset_controller_dev *rstc, > -- > 2.7.4 >
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