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lib: objagg: Use the bitmap API when applicable 

Use 'bitmap_zalloc()' to simplify code, improve the semantic and reduce
some open-coded arithmetic in allocator arguments.

Also change the corresponding 'kfree()' into 'bitmap_free()' to keep
consistency.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/f9541b085ec68e573004e1be200c11c9c901181a.1640295165.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Christophe JAILLET 2021-12-23 22:33:42 +01:00 committed by Jakub Kicinski
parent 7467d71658
commit 7c63f26cb5
1 changed files with 2 additions and 5 deletions
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7
lib/objagg.c
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@ -781,7 +781,6 @@ static struct objagg_tmp_graph *objagg_tmp_graph_create(struct objagg *objagg)
struct objagg_tmp_node *node;
struct objagg_tmp_node *pnode;
struct objagg_obj *objagg_obj;
size_t alloc_size;
int i, j;
graph = kzalloc(sizeof(*graph), GFP_KERNEL);
@ -793,9 +792,7 @@ static struct objagg_tmp_graph *objagg_tmp_graph_create(struct objagg *objagg)
goto err_nodes_alloc;
graph->nodes_count = nodes_count;
alloc_size = BITS_TO_LONGS(nodes_count * nodes_count) *
sizeof(unsigned long);
graph->edges = kzalloc(alloc_size, GFP_KERNEL);
graph->edges = bitmap_zalloc(nodes_count * nodes_count, GFP_KERNEL);
if (!graph->edges)
goto err_edges_alloc;
@ -833,7 +830,7 @@ err_nodes_alloc:
static void objagg_tmp_graph_destroy(struct objagg_tmp_graph *graph)
{
kfree(graph->edges);
bitmap_free(graph->edges);
kfree(graph->nodes);
kfree(graph);
}