Em Mon, 28 Dec 2015 20:20:27 +0100
SF Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> escreveu:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Mon, 28 Dec 2015 20:10:30 +0100
>
> This issue was detected by using the Coccinelle software.
>
> Split the previous if statement at the end so that each final log statement
> will eventually be performed by a direct jump to these labels.
> * report_failure
> * report_success
>
> A check repetition can be excluded for the variable "ret" at the end then.
>
>
> Apply also two recommendations from the script "checkpatch.pl".
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/media/tuners/xc5000.c | 16 +++++++---------
> 1 file changed, 7 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c
> index e6e5e90..1360677 100644
> --- a/drivers/media/tuners/xc5000.c
> +++ b/drivers/media/tuners/xc5000.c
> @@ -1166,7 +1166,7 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
>
> ret = xc5000_fwupload(fe, desired_fw, fw);
> if (ret != 0)
> - goto err;
> + goto report_failure;
>
> msleep(20);
>
> @@ -1229,18 +1229,16 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
> /* Default to "CABLE" mode */
> ret = xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE);
> if (!ret)
> - break;
> + goto report_success;
> printk(KERN_ERR "xc5000: can't set to cable mode.");
It sounds worth to avoid adding a goto here.
> }
>
> -err:
> - if (!ret)
> - printk(KERN_INFO "xc5000: Firmware %s loaded and running.\n",
> - desired_fw->name);
> - else
> - printk(KERN_CONT " - too many retries. Giving up\n");
> -
> +report_failure:
> + pr_cont(" - too many retries. Giving up\n");
> return ret;
> +report_success:
> + pr_info("xc5000: Firmware %s loaded and running.\n", desired_fw->name);
> + return 0;
> }
>
> static void xc5000_do_timer_sleep(struct work_struct *timer_sleep)
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