[lkml]   [2020]   [Mar]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
Patch in this message
Subject[PATCH] iio: buffer: re-introduce bitmap_zalloc() for trialmask
Commit 3862828a903d3 ("iio: buffer: Switch to bitmap_zalloc()") introduced
bitmap_alloc(), but commit 20ea39ef9f2f9 ("iio: Fix scan mask selection")
reverted it.

This change adds it back. The only difference is that it's adding
bitmap_zalloc(). There might be some changes later that would require
initializing it to zero. In any case, now it's already zero-ing the

Signed-off-by: Alexandru Ardelean <>
drivers/iio/industrialio-buffer.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index 4ada5592aa2b..5ff34ce8b6a2 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -316,8 +316,7 @@ static int iio_scan_mask_set(struct iio_dev *indio_dev,
const unsigned long *mask;
unsigned long *trialmask;

- trialmask = kcalloc(BITS_TO_LONGS(indio_dev->masklength),
- sizeof(*trialmask), GFP_KERNEL);
+ trialmask = bitmap_zalloc(indio_dev->masklength, GFP_KERNEL);
if (trialmask == NULL)
return -ENOMEM;
if (!indio_dev->masklength) {
 \ /
  Last update: 2020-03-17 13:37    [W:0.064 / U:0.128 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site