Messages in this thread | | | Date | Mon, 27 Oct 2014 08:41:20 +0100 | From | Takashi Iwai <> | Subject | Re: [PATCH 11/11] sound: ad1889: Fix probable mask then right shift defects |
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At Sun, 26 Oct 2014 22:25:07 -0700, Joe Perches wrote: > > Precedence of & and >> is not the same and is not left to right. > shift has higher precedence and should be done after the mask. > > Add parentheses around the mask. > > Signed-off-by: Joe Perches <joe@perches.com>
Thanks, applied.
Takashi
> --- > sound/pci/ad1889.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c > index 7bfdf9c..1610c38 100644 > --- a/sound/pci/ad1889.c > +++ b/sound/pci/ad1889.c > @@ -681,7 +681,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe > > /* WARQ is at offset 12 */ > tmp = (reg & AD_DS_WSMC_WARQ) ? > - (((reg & AD_DS_WSMC_WARQ >> 12) & 0x01) ? 12 : 18) : 4; > + ((((reg & AD_DS_WSMC_WARQ) >> 12) & 0x01) ? 12 : 18) : 4; > tmp /= (reg & AD_DS_WSMC_WAST) ? 2 : 1; > > snd_iprintf(buffer, "Wave FIFO: %d %s words\n\n", tmp, > @@ -693,7 +693,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe > > /* SYRQ is at offset 4 */ > tmp = (reg & AD_DS_WSMC_SYRQ) ? > - (((reg & AD_DS_WSMC_SYRQ >> 4) & 0x01) ? 12 : 18) : 4; > + ((((reg & AD_DS_WSMC_SYRQ) >> 4) & 0x01) ? 12 : 18) : 4; > tmp /= (reg & AD_DS_WSMC_WAST) ? 2 : 1; > > snd_iprintf(buffer, "Synthesis FIFO: %d %s words\n\n", tmp, > @@ -709,7 +709,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe > > /* ACRQ is at offset 4 */ > tmp = (reg & AD_DS_RAMC_ACRQ) ? > - (((reg & AD_DS_RAMC_ACRQ >> 4) & 0x01) ? 12 : 18) : 4; > + ((((reg & AD_DS_RAMC_ACRQ) >> 4) & 0x01) ? 12 : 18) : 4; > tmp /= (reg & AD_DS_RAMC_ADST) ? 2 : 1; > > snd_iprintf(buffer, "ADC FIFO: %d %s words\n\n", tmp, > @@ -720,7 +720,7 @@ snd_ad1889_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffe > > /* RERQ is at offset 12 */ > tmp = (reg & AD_DS_RAMC_RERQ) ? > - (((reg & AD_DS_RAMC_RERQ >> 12) & 0x01) ? 12 : 18) : 4; > + ((((reg & AD_DS_RAMC_RERQ) >> 12) & 0x01) ? 12 : 18) : 4; > tmp /= (reg & AD_DS_RAMC_ADST) ? 2 : 1; > > snd_iprintf(buffer, "Resampler FIFO: %d %s words\n\n", tmp, > -- > 2.1.2 >
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