On 03/29/20 01:43:20, John B. Wyatt IV wrote:
> Add error code handling to unused 'ret' variable that was never used.
> Return an error code from functions called within vnt_radio_power_on.
>
> Issue reported by coccinelle (coccicheck).
>
> Suggested-by: Quentin Deslandes <quentin.deslandes@xxxxxxxxxxx>
> Suggested-by: Stefano Brivio <sbrivio@xxxxxxxxxx>
> Signed-off-by: John B. Wyatt IV <jbwyatt4@xxxxxxxxx>
> ---
> v3: Forgot to add v2 code changes to commit.
>
> v2: Replace goto statements with return.
> Remove last if check because it was unneeded.
> Suggested-by: Julia Lawall <julia.lawall@xxxxxxxx>
Because it's after the comment line (---), this Suggested-by tag will be
stripped-off when applying the patch.
>
> drivers/staging/vt6656/card.c | 18 +++++++++++-------
> 1 file changed, 11 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c
> index dc3ab10eb630..239012539e73 100644
> --- a/drivers/staging/vt6656/card.c
> +++ b/drivers/staging/vt6656/card.c
> @@ -723,9 +723,13 @@ int vnt_radio_power_on(struct vnt_private *priv)
> {
> int ret = 0;
>
> - vnt_exit_deep_sleep(priv);
> + ret = vnt_exit_deep_sleep(priv);
> + if (ret)
> + return ret;
>
> - vnt_mac_reg_bits_on(priv, MAC_REG_HOSTCR, HOSTCR_RXON);
> + ret = vnt_mac_reg_bits_on(priv, MAC_REG_HOSTCR, HOSTCR_RXON);
> + if (ret)
> + return ret;
>
> switch (priv->rf_type) {
> case RF_AL2230:
> @@ -734,14 +738,14 @@ int vnt_radio_power_on(struct vnt_private *priv)
> case RF_VT3226:
> case RF_VT3226D0:
> case RF_VT3342A0:
> - vnt_mac_reg_bits_on(priv, MAC_REG_SOFTPWRCTL,
> - (SOFTPWRCTL_SWPE2 | SOFTPWRCTL_SWPE3));
> + ret = vnt_mac_reg_bits_on(priv, MAC_REG_SOFTPWRCTL,
> + (SOFTPWRCTL_SWPE2 | SOFTPWRCTL_SWPE3));
> break;
> }
> + if (ret)
> + return ret;
>
> - vnt_mac_reg_bits_off(priv, MAC_REG_GPIOCTL1, GPIO3_INTMD);
> -
> - return ret;
> + return vnt_mac_reg_bits_off(priv, MAC_REG_GPIOCTL1, GPIO3_INTMD);
> }
>
> void vnt_set_bss_mode(struct vnt_private *priv)
> --
> 2.25.1
>
If you could fix it, then add my review tag.
Reviewed-by: Quentin Deslandes <quentin.deslandes@xxxxxxxxxxx>
Thanks,
Quentin
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