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-rw-r--r--security/security.c16
-rw-r--r--security/selinux/hooks.c7
2 files changed, 14 insertions, 9 deletions
diff --git a/security/security.c b/security/security.c
index eb159da4b146..26fcab35b6cd 100644
--- a/security/security.c
+++ b/security/security.c
@@ -5410,16 +5410,20 @@ int security_bpf_prog(struct bpf_prog *prog)
}
/**
- * security_bpf_map_alloc() - Allocate a bpf map LSM blob
- * @map: bpf map
+ * security_bpf_map_create() - Check if BPF map creation is allowed
+ * @map: BPF map object
+ * @attr: BPF syscall attributes used to create BPF map
+ * @token: BPF token used to grant user access
*
- * Initialize the security field inside bpf map.
+ * Do a check when the kernel creates a new BPF map. This is also the
+ * point where LSM blob is allocated for LSMs that need them.
*
* Return: Returns 0 on success, error on failure.
*/
-int security_bpf_map_alloc(struct bpf_map *map)
+int security_bpf_map_create(struct bpf_map *map, union bpf_attr *attr,
+ struct bpf_token *token)
{
- return call_int_hook(bpf_map_alloc_security, 0, map);
+ return call_int_hook(bpf_map_create, 0, map, attr, token);
}
/**
@@ -5448,7 +5452,7 @@ int security_bpf_prog_load(struct bpf_prog *prog, union bpf_attr *attr,
*/
void security_bpf_map_free(struct bpf_map *map)
{
- call_void_hook(bpf_map_free_security, map);
+ call_void_hook(bpf_map_free, map);
}
/**
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 6d64fb189b1b..3d336a7952f7 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -6920,7 +6920,8 @@ static int selinux_bpf_prog(struct bpf_prog *prog)
BPF__PROG_RUN, NULL);
}
-static int selinux_bpf_map_alloc(struct bpf_map *map)
+static int selinux_bpf_map_create(struct bpf_map *map, union bpf_attr *attr,
+ struct bpf_token *token)
{
struct bpf_security_struct *bpfsec;
@@ -7325,7 +7326,7 @@ static struct security_hook_list selinux_hooks[] __ro_after_init = {
LSM_HOOK_INIT(bpf, selinux_bpf),
LSM_HOOK_INIT(bpf_map, selinux_bpf_map),
LSM_HOOK_INIT(bpf_prog, selinux_bpf_prog),
- LSM_HOOK_INIT(bpf_map_free_security, selinux_bpf_map_free),
+ LSM_HOOK_INIT(bpf_map_free, selinux_bpf_map_free),
LSM_HOOK_INIT(bpf_prog_free, selinux_bpf_prog_free),
#endif
@@ -7383,7 +7384,7 @@ static struct security_hook_list selinux_hooks[] __ro_after_init = {
LSM_HOOK_INIT(audit_rule_init, selinux_audit_rule_init),
#endif
#ifdef CONFIG_BPF_SYSCALL
- LSM_HOOK_INIT(bpf_map_alloc_security, selinux_bpf_map_alloc),
+ LSM_HOOK_INIT(bpf_map_create, selinux_bpf_map_create),
LSM_HOOK_INIT(bpf_prog_load, selinux_bpf_prog_load),
#endif
#ifdef CONFIG_PERF_EVENTS