From: Yu Zhe <yuzhe@nfschina.com>
Date: Tue, 12 Apr 2022 18:50:48 -0700
Subject: bpf: Remove unnecessary type castings
Patch-mainline: v5.19-rc1
Git-commit: 241d50ec5d79b94694adf13853c1f55d0f0b85e6
References: jsc#PED-1377

Remove/clean up unnecessary void * type castings.

Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20220413015048.12319-1-yuzhe@nfschina.com
Acked-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>
---
 kernel/bpf/bpf_struct_ops.c |    4 ++--
 kernel/bpf/hashtab.c        |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

--- a/kernel/bpf/bpf_struct_ops.c
+++ b/kernel/bpf/bpf_struct_ops.c
@@ -263,7 +263,7 @@ int bpf_struct_ops_map_sys_lookup_elem(s
 	/* No lock is needed.  state and refcnt do not need
 	 * to be updated together under atomic context.
 	 */
-	uvalue = (struct bpf_struct_ops_value *)value;
+	uvalue = value;
 	memcpy(uvalue, st_map->uvalue, map->value_size);
 	uvalue->state = state;
 	refcount_set(&uvalue->refcnt, refcount_read(&kvalue->refcnt));
@@ -353,7 +353,7 @@ static int bpf_struct_ops_map_update_ele
 	if (err)
 		return err;
 
-	uvalue = (struct bpf_struct_ops_value *)value;
+	uvalue = value;
 	err = check_zero_holes(t, uvalue->data);
 	if (err)
 		return err;
--- a/kernel/bpf/hashtab.c
+++ b/kernel/bpf/hashtab.c
@@ -738,7 +738,7 @@ static void check_and_free_timer(struct
  */
 static bool htab_lru_map_delete_node(void *arg, struct bpf_lru_node *node)
 {
-	struct bpf_htab *htab = (struct bpf_htab *)arg;
+	struct bpf_htab *htab = arg;
 	struct htab_elem *l = NULL, *tgt_l;
 	struct hlist_nulls_head *head;
 	struct hlist_nulls_node *n;