From: Hou Tao <houtao1@xxxxxxxxxx>
The support for bpf_dynptr key in hash map is in place, therefore
enable the creation of hash map with dynptr key in map_create().
Signed-off-by: Hou Tao <houtao1@xxxxxxxxxx>
---
kernel/bpf/syscall.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 24599749dc6f9..f5bda7fdb746f 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -1262,9 +1262,10 @@ static int map_check_btf(struct bpf_map *map, struct bpf_token *token,
ret = -EACCES;
goto free_map_tab;
}
- /* Enable for BPF_MAP_TYPE_HASH later */
- ret = -EOPNOTSUPP;
- goto free_map_tab;
+ if (map->map_type != BPF_MAP_TYPE_HASH) {
+ ret = -EOPNOTSUPP;
+ goto free_map_tab;
+ }
} else if (IS_ERR(map->key_record)) {
/* Return an error early even the bpf program doesn't use it */
ret = PTR_ERR(map->key_record);
--
2.29.2
