From: Yafang Shao <laoar.shao@gmail.com>
Date: Wed, 10 Aug 2022 15:18:26 +0000 (+0000)
Subject: bpf: Remove unneeded memset in queue_stack_map creation
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=083818156d1e98f22b1ac612a3957bc553e7ba57;p=linux.git

bpf: Remove unneeded memset in queue_stack_map creation

__GFP_ZERO will clear the memory, so we don't need to memset it.

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Link: https://lore.kernel.org/r/20220810151840.16394-2-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
---

diff --git a/kernel/bpf/queue_stack_maps.c b/kernel/bpf/queue_stack_maps.c
index a1c0794ae49de..8a5e060de63bc 100644
--- a/kernel/bpf/queue_stack_maps.c
+++ b/kernel/bpf/queue_stack_maps.c
@@ -78,8 +78,6 @@ static struct bpf_map *queue_stack_map_alloc(union bpf_attr *attr)
 	if (!qs)
 		return ERR_PTR(-ENOMEM);
 
-	memset(qs, 0, sizeof(*qs));
-
 	bpf_map_init_from_attr(&qs->map, attr);
 
 	qs->size = size;