From 2b8bf3d6c99318eae669e3098c490ba6b508fd37 Mon Sep 17 00:00:00 2001
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Sat, 9 Jul 2022 16:37:53 +0200
Subject: [PATCH] net/fq_impl: Use the bitmap API to allocate bitmaps
Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
It is less verbose and it improves the semantic.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/c7bf099af07eb497b02d195906ee8c11fea3b3bd.1657377335.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
include/net/fq_impl.h | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h
index a5f67a2c0c730..524b510f1c687 100644
--- a/include/net/fq_impl.h
+++ b/include/net/fq_impl.h
@@ -358,8 +358,7 @@ static int fq_init(struct fq *fq, int flows_cnt)
if (!fq->flows)
return -ENOMEM;
- fq->flows_bitmap = kcalloc(BITS_TO_LONGS(fq->flows_cnt), sizeof(long),
- GFP_KERNEL);
+ fq->flows_bitmap = bitmap_zalloc(fq->flows_cnt, GFP_KERNEL);
if (!fq->flows_bitmap) {
kvfree(fq->flows);
fq->flows = NULL;
@@ -383,7 +382,7 @@ static void fq_reset(struct fq *fq,
kvfree(fq->flows);
fq->flows = NULL;
- kfree(fq->flows_bitmap);
+ bitmap_free(fq->flows_bitmap);
fq->flows_bitmap = NULL;
}