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[next] ASoC: rt5668: fix incorrect 'and' operator

Message ID 20180419143431.13173-1-colin.king@canonical.com (mailing list archive)
State Accepted
Commit 4bb3f73a2da740e38f2e418bd0c468826046687a
Headers show

Commit Message

Colin King April 19, 2018, 2:34 p.m. UTC
From: Colin Ian King <colin.king@canonical.com>

Currently logical and is being used instead of bitwise and. Fix this.

Detected by CoverityScan, CID#1468008 ("Logical vs bitwise operator")

Fixes: d59fb2856223 ("ASoC: rt5668: add rt5668B codec driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
 sound/soc/codecs/rt5668.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Bard Liao April 20, 2018, 6:08 a.m. UTC | #1
> -----Original Message-----
> From: Colin King [mailto:colin.king@canonical.com]
> Sent: Thursday, April 19, 2018 10:35 PM
> To: Bard Liao; Oder Chiou; Liam Girdwood; Mark Brown; Jaroslav Kysela;
> Takashi Iwai; alsa-devel@alsa-project.org
> Cc: kernel-janitors@vger.kernel.org; linux-kernel@vger.kernel.org
> Subject: [PATCH][next] ASoC: rt5668: fix incorrect 'and' operator
> 
> From: Colin Ian King <colin.king@canonical.com>
> 
> Currently logical and is being used instead of bitwise and. Fix this.
> 
> Detected by CoverityScan, CID#1468008 ("Logical vs bitwise operator")
> 
> Fixes: d59fb2856223 ("ASoC: rt5668: add rt5668B codec driver")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Acked-By: Bard Liao <bardliao@realtek.com>

> ---
>  sound/soc/codecs/rt5668.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/soc/codecs/rt5668.c b/sound/soc/codecs/rt5668.c
> index 52a343f96eb2..3c19d03f2446 100644
> --- a/sound/soc/codecs/rt5668.c
> +++ b/sound/soc/codecs/rt5668.c
> @@ -1194,7 +1194,7 @@ static int set_filter_clk(struct snd_soc_dapm_widget
> *w,
>  	int ref, val, reg, idx = -EINVAL;
>  	static const int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48};
> 
> -	val = snd_soc_component_read32(component, RT5668_GPIO_CTRL_1)
> &&
> +	val = snd_soc_component_read32(component, RT5668_GPIO_CTRL_1) &
>  		RT5668_GP4_PIN_MASK;
>  	if (w->shift == RT5668_PWR_ADC_S1F_BIT &&
>  		val == RT5668_GP4_PIN_ADCDAT2)
> --
> 2.17.0
> 
> 
> ------Please consider the environment before printing this e-mail.
diff mbox

Patch

diff --git a/sound/soc/codecs/rt5668.c b/sound/soc/codecs/rt5668.c
index 52a343f96eb2..3c19d03f2446 100644
--- a/sound/soc/codecs/rt5668.c
+++ b/sound/soc/codecs/rt5668.c
@@ -1194,7 +1194,7 @@  static int set_filter_clk(struct snd_soc_dapm_widget *w,
 	int ref, val, reg, idx = -EINVAL;
 	static const int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48};
 
-	val = snd_soc_component_read32(component, RT5668_GPIO_CTRL_1) &&
+	val = snd_soc_component_read32(component, RT5668_GPIO_CTRL_1) &
 		RT5668_GP4_PIN_MASK;
 	if (w->shift == RT5668_PWR_ADC_S1F_BIT &&
 		val == RT5668_GP4_PIN_ADCDAT2)