| Message ID | 1679674860-28229-1-git-send-email-quic_jhugo@quicinc.com (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | bus: mhi: host: Use ERANGE for BHIOFF/BHIEOFF range check | expand |
On Fri, Mar 24, 2023 at 10:21:00AM -0600, Jeffrey Hugo wrote: > If the BHIOFF or BHIEOFF range checks fail, they return EINVAL. ERANGE > is a better error code since it implies an out of range condition. > > Suggested-by: Manivannan Sadhasivam <mani@kernel.org> > Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org> Thanks, Mani > --- > > This feels more like a style change than fixing a bug, so I'm being > conservative and intentionally not listing a fixes tag. > > drivers/bus/mhi/host/init.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c > index b46a082..f72fcb6 100644 > --- a/drivers/bus/mhi/host/init.c > +++ b/drivers/bus/mhi/host/init.c > @@ -1112,7 +1112,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) > if (bhi_off >= mhi_cntrl->reg_len) { > dev_err(dev, "BHI offset: 0x%x is out of range: 0x%zx\n", > bhi_off, mhi_cntrl->reg_len); > - ret = -EINVAL; > + ret = -ERANGE; > goto error_reg_offset; > } > mhi_cntrl->bhi = mhi_cntrl->regs + bhi_off; > @@ -1129,7 +1129,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) > dev_err(dev, > "BHIe offset: 0x%x is out of range: 0x%zx\n", > bhie_off, mhi_cntrl->reg_len); > - ret = -EINVAL; > + ret = -ERANGE; > goto error_reg_offset; > } > mhi_cntrl->bhie = mhi_cntrl->regs + bhie_off; > -- > 2.7.4 > >
On Fri, Mar 24, 2023 at 10:21:00AM -0600, Jeffrey Hugo wrote: > If the BHIOFF or BHIEOFF range checks fail, they return EINVAL. ERANGE > is a better error code since it implies an out of range condition. > > Suggested-by: Manivannan Sadhasivam <mani@kernel.org> > Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org> - Mani > --- > > This feels more like a style change than fixing a bug, so I'm being > conservative and intentionally not listing a fixes tag. > > drivers/bus/mhi/host/init.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c > index b46a082..f72fcb6 100644 > --- a/drivers/bus/mhi/host/init.c > +++ b/drivers/bus/mhi/host/init.c > @@ -1112,7 +1112,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) > if (bhi_off >= mhi_cntrl->reg_len) { > dev_err(dev, "BHI offset: 0x%x is out of range: 0x%zx\n", > bhi_off, mhi_cntrl->reg_len); > - ret = -EINVAL; > + ret = -ERANGE; > goto error_reg_offset; > } > mhi_cntrl->bhi = mhi_cntrl->regs + bhi_off; > @@ -1129,7 +1129,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) > dev_err(dev, > "BHIe offset: 0x%x is out of range: 0x%zx\n", > bhie_off, mhi_cntrl->reg_len); > - ret = -EINVAL; > + ret = -ERANGE; > goto error_reg_offset; > } > mhi_cntrl->bhie = mhi_cntrl->regs + bhie_off; > -- > 2.7.4 >
On Fri, Mar 24, 2023 at 10:21:00AM -0600, Jeffrey Hugo wrote: > If the BHIOFF or BHIEOFF range checks fail, they return EINVAL. ERANGE > is a better error code since it implies an out of range condition. > > Suggested-by: Manivannan Sadhasivam <mani@kernel.org> > Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Applied to mhi-next! - Mani > --- > > This feels more like a style change than fixing a bug, so I'm being > conservative and intentionally not listing a fixes tag. > > drivers/bus/mhi/host/init.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c > index b46a082..f72fcb6 100644 > --- a/drivers/bus/mhi/host/init.c > +++ b/drivers/bus/mhi/host/init.c > @@ -1112,7 +1112,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) > if (bhi_off >= mhi_cntrl->reg_len) { > dev_err(dev, "BHI offset: 0x%x is out of range: 0x%zx\n", > bhi_off, mhi_cntrl->reg_len); > - ret = -EINVAL; > + ret = -ERANGE; > goto error_reg_offset; > } > mhi_cntrl->bhi = mhi_cntrl->regs + bhi_off; > @@ -1129,7 +1129,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) > dev_err(dev, > "BHIe offset: 0x%x is out of range: 0x%zx\n", > bhie_off, mhi_cntrl->reg_len); > - ret = -EINVAL; > + ret = -ERANGE; > goto error_reg_offset; > } > mhi_cntrl->bhie = mhi_cntrl->regs + bhie_off; > -- > 2.7.4 >
diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c index b46a082..f72fcb6 100644 --- a/drivers/bus/mhi/host/init.c +++ b/drivers/bus/mhi/host/init.c @@ -1112,7 +1112,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) if (bhi_off >= mhi_cntrl->reg_len) { dev_err(dev, "BHI offset: 0x%x is out of range: 0x%zx\n", bhi_off, mhi_cntrl->reg_len); - ret = -EINVAL; + ret = -ERANGE; goto error_reg_offset; } mhi_cntrl->bhi = mhi_cntrl->regs + bhi_off; @@ -1129,7 +1129,7 @@ int mhi_prepare_for_power_up(struct mhi_controller *mhi_cntrl) dev_err(dev, "BHIe offset: 0x%x is out of range: 0x%zx\n", bhie_off, mhi_cntrl->reg_len); - ret = -EINVAL; + ret = -ERANGE; goto error_reg_offset; } mhi_cntrl->bhie = mhi_cntrl->regs + bhie_off;
If the BHIOFF or BHIEOFF range checks fail, they return EINVAL. ERANGE is a better error code since it implies an out of range condition. Suggested-by: Manivannan Sadhasivam <mani@kernel.org> Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com> --- This feels more like a style change than fixing a bug, so I'm being conservative and intentionally not listing a fixes tag. drivers/bus/mhi/host/init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)