Replacing (n & (n-1)) in the context of power of 2 checks
with is_power_of_2
Signed-off-by: vignesh babu <vignesh.babu@xxxxxxxxx>
---
diff --git a/include/sound/pcm_params.h b/include/sound/pcm_params.h
index 85cf1cf..dee298e 100644
--- a/include/sound/pcm_params.h
+++ b/include/sound/pcm_params.h
@@ -21,6 +21,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
+#include <linux/log2.h>
int snd_pcm_hw_param_first(struct snd_pcm_substream *pcm,
struct snd_pcm_hw_params *params,
@@ -170,7 +171,7 @@ static inline int snd_mask_single(const struct snd_mask *mask)
for (i = 0; i < SNDRV_MASK_SIZE; i++) {
if (! mask->bits[i])
continue;
- if (mask->bits[i] & (mask->bits[i] - 1))
+ if (!is_power_of_2(mask->bits[i]))
return 0;
if (c)
return 0;
--
Vignesh Babu BM
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