[PATCH] firmware: ti_sci: Use devm_bitmap_zalloc when applicable

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'xfer_alloc_table' is a bitmap. So use 'devm_bitmap_zalloc()' to simplify
code and improve the semantic of the code.

While at it, remove a redundant 'bitmap_zero()' call.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
 drivers/firmware/ti_sci.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index 235c7e7869aa..a33eb884102f 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -3352,13 +3352,11 @@ static int ti_sci_probe(struct platform_device *pdev)
 	if (!minfo->xfer_block)
 		return -ENOMEM;
 
-	minfo->xfer_alloc_table = devm_kcalloc(dev,
-					       BITS_TO_LONGS(desc->max_msgs),
-					       sizeof(unsigned long),
-					       GFP_KERNEL);
+	minfo->xfer_alloc_table = devm_bitmap_zalloc(dev,
+						     desc->max_msgs,
+						     GFP_KERNEL);
 	if (!minfo->xfer_alloc_table)
 		return -ENOMEM;
-	bitmap_zero(minfo->xfer_alloc_table, desc->max_msgs);
 
 	/* Pre-initialize the buffer pointer to pre-allocated buffers */
 	for (i = 0, xfer = minfo->xfer_block; i < desc->max_msgs; i++, xfer++) {
-- 
2.30.2




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