[PATCH bpf-next v2] bpf: bpf_struct_ops: Remove unnecessary initial values of variables

From: Li kunyu
Date: Wed Aug 02 2023 - 21:28:22 EST


err and tlinks is assigned first, so it does not need to initialize the
assignment.

Signed-off-by: Li kunyu <kunyu@xxxxxxxxxxxx>
---
v2:
Remove tlinks initialization assignment.

kernel/bpf/bpf_struct_ops.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/bpf/bpf_struct_ops.c b/kernel/bpf/bpf_struct_ops.c
index d3f0a4825fa6..c05585ed1f37 100644
--- a/kernel/bpf/bpf_struct_ops.c
+++ b/kernel/bpf/bpf_struct_ops.c
@@ -374,9 +374,9 @@ static long bpf_struct_ops_map_update_elem(struct bpf_map *map, void *key,
struct bpf_struct_ops_value *uvalue, *kvalue;
const struct btf_member *member;
const struct btf_type *t = st_ops->type;
- struct bpf_tramp_links *tlinks = NULL;
+ struct bpf_tramp_links *tlinks;
void *udata, *kdata;
- int prog_fd, err = 0;
+ int prog_fd, err;
void *image, *image_end;
u32 i;

@@ -818,7 +818,7 @@ static int bpf_struct_ops_map_link_update(struct bpf_link *link, struct bpf_map
struct bpf_struct_ops_map *st_map, *old_st_map;
struct bpf_map *old_map;
struct bpf_struct_ops_link *st_link;
- int err = 0;
+ int err;

st_link = container_of(link, struct bpf_struct_ops_link, link);
st_map = container_of(new_map, struct bpf_struct_ops_map, map);
--
2.18.2