diff mbox series

[v2] crypto: hisilicon/zip: Use the bitmap API to allocate bitmaps

Message ID 456a8b00720d603221c8329c19e38b9f4d96d15a.1658437112.git.christophe.jaillet@wanadoo.fr
State Accepted
Commit 11364d61314eb97b12d6b6facb1ededada52fcc1
Headers show
Series [v2] crypto: hisilicon/zip: Use the bitmap API to allocate bitmaps | expand

Commit Message

Christophe JAILLET July 21, 2022, 8:58 p.m. UTC 
Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
It is less verbose and it improves the semantic.

While at it, add an explicit include <linux/bitmap.h>.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
v1 -> v2
- add the missing include <linux/bitmap.h>
---
 drivers/crypto/hisilicon/zip/zip_crypto.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Comments

Herbert Xu July 29, 2022, 10:39 a.m. UTC | #1 
On Thu, Jul 21, 2022 at 10:58:53PM +0200, Christophe JAILLET wrote:
> Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
> It is less verbose and it improves the semantic.
> 
> While at it, add an explicit include <linux/bitmap.h>.
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> v1 -> v2
> - add the missing include <linux/bitmap.h>
> ---
>  drivers/crypto/hisilicon/zip/zip_crypto.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)

Patch applied.  Thanks.
diff mbox series

Patch

diff --git a/drivers/crypto/hisilicon/zip/zip_crypto.c b/drivers/crypto/hisilicon/zip/zip_crypto.c
index 67869513e48c..ad35434a3fdb 100644
--- a/drivers/crypto/hisilicon/zip/zip_crypto.c
+++ b/drivers/crypto/hisilicon/zip/zip_crypto.c
@@ -2,6 +2,7 @@ 
 /* Copyright (c) 2019 HiSilicon Limited. */
 #include <crypto/internal/acompress.h>
 #include <linux/bitfield.h>
+#include <linux/bitmap.h>
 #include <linux/dma-mapping.h>
 #include <linux/scatterlist.h>
 #include "zip.h"
@@ -606,8 +607,7 @@  static int hisi_zip_create_req_q(struct hisi_zip_ctx *ctx)
 		req_q = &ctx->qp_ctx[i].req_q;
 		req_q->size = QM_Q_DEPTH;
 
-		req_q->req_bitmap = kcalloc(BITS_TO_LONGS(req_q->size),
-					    sizeof(long), GFP_KERNEL);
+		req_q->req_bitmap = bitmap_zalloc(req_q->size, GFP_KERNEL);
 		if (!req_q->req_bitmap) {
 			ret = -ENOMEM;
 			if (i == 0)
@@ -631,11 +631,11 @@  static int hisi_zip_create_req_q(struct hisi_zip_ctx *ctx)
 	return 0;
 
 err_free_loop1:
-	kfree(ctx->qp_ctx[HZIP_QPC_DECOMP].req_q.req_bitmap);
+	bitmap_free(ctx->qp_ctx[HZIP_QPC_DECOMP].req_q.req_bitmap);
 err_free_loop0:
 	kfree(ctx->qp_ctx[HZIP_QPC_COMP].req_q.q);
 err_free_bitmap:
-	kfree(ctx->qp_ctx[HZIP_QPC_COMP].req_q.req_bitmap);
+	bitmap_free(ctx->qp_ctx[HZIP_QPC_COMP].req_q.req_bitmap);
 	return ret;
 }
 
@@ -645,7 +645,7 @@  static void hisi_zip_release_req_q(struct hisi_zip_ctx *ctx)
 
 	for (i = 0; i < HZIP_CTX_Q_NUM; i++) {
 		kfree(ctx->qp_ctx[i].req_q.q);
-		kfree(ctx->qp_ctx[i].req_q.req_bitmap);
+		bitmap_free(ctx->qp_ctx[i].req_q.req_bitmap);
 	}
 }