Hi Markus,
Thank you for the patch.
On 19.02.2018 20:11, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Mon, 19 Feb 2018 18:50:40 +0100
>
> Adjust jump targets so that a bit of exception handling can be better
> reused at the end of these functions.
>
> This issue was partly detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>
> v2:
> Hans Verkuil insisted on patch squashing. Thus several changes
> were recombined based on source files from Linux next-20180216.
>
> The implementation of the function "tda8261_set_params" was improved
> after a notification by Christoph Böhmwalder on 2017-09-26.
>
> drivers/media/dvb-core/dmxdev.c | 16 ++++----
> drivers/media/dvb-frontends/tda1004x.c | 20 ++++++----
> drivers/media/dvb-frontends/tda8261.c | 19 ++++++----
> drivers/media/pci/bt8xx/dst.c | 19 ++++++----
> drivers/media/pci/bt8xx/dst_ca.c | 30 +++++++--------
> drivers/media/pci/cx88/cx88-input.c | 17 +++++----
> drivers/media/platform/omap3isp/ispvideo.c | 29 +++++++--------
> .../media/platform/qcom/camss-8x16/camss-csid.c | 20 +++++-----
> drivers/media/tuners/tuner-xc2028.c | 30 +++++++--------
> drivers/media/usb/cpia2/cpia2_usb.c | 13 ++++---
> drivers/media/usb/gspca/gspca.c | 17 +++++----
> drivers/media/usb/gspca/sn9c20x.c | 17 +++++----
> drivers/media/usb/pvrusb2/pvrusb2-ioread.c | 10 +++--
> drivers/media/usb/tm6000/tm6000-cards.c | 7 ++--
> drivers/media/usb/tm6000/tm6000-dvb.c | 11 ++++--
> drivers/media/usb/tm6000/tm6000-video.c | 13 ++++---
> drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c | 13 +++----
> drivers/media/usb/ttusb-dec/ttusb_dec.c | 43 ++++++++--------------
> drivers/media/usb/uvc/uvc_v4l2.c | 13 ++++---
> 19 files changed, 180 insertions(+), 177 deletions(-)
>
> diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c
> index 6d53af00190e..6a0411c91195 100644
<snip>
> diff --git a/drivers/media/platform/qcom/camss-8x16/camss-csid.c b/drivers/media/platform/qcom/camss-8x16/camss-csid.c
> index 64df82817de3..92d4dc6b4a66 100644
> --- a/drivers/media/platform/qcom/camss-8x16/camss-csid.c
> +++ b/drivers/media/platform/qcom/camss-8x16/camss-csid.c
> @@ -328,16 +328,12 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> return ret;
>
> ret = csid_set_clock_rates(csid);
> - if (ret < 0) {
> - regulator_disable(csid->vdda);
> - return ret;
> - }
> + if (ret < 0)
> + goto disable_regulator;
>
> ret = camss_enable_clocks(csid->nclocks, csid->clock, dev);
> - if (ret < 0) {
> - regulator_disable(csid->vdda);
> - return ret;
> - }
> + if (ret < 0)
> + goto disable_regulator;
>
> enable_irq(csid->irq);
>
> @@ -345,8 +341,7 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> if (ret < 0) {
> disable_irq(csid->irq);
> camss_disable_clocks(csid->nclocks, csid->clock);
> - regulator_disable(csid->vdda);
> - return ret;
> + goto disable_regulator;
> }
>
> hw_version = readl_relaxed(csid->base + CAMSS_CSID_HW_VERSION);
> @@ -357,6 +352,11 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> ret = regulator_disable(csid->vdda);
> }
>
> + goto exit;
I think it will be cleaner if you remove the exit label and return here instead.
> +
> +disable_regulator:
> + regulator_disable(csid->vdda);
> +exit:
> return ret;
> }
--
Best regards,
Todor Tomov
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