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authorOlivier Certner <olce@FreeBSD.org>2026-05-20 09:38:37 +0000
committerOlivier Certner <olce@FreeBSD.org>2026-05-29 15:22:43 +0000
commit4e27cc086b3f9e029160da8830abacb06a2f9e39 (patch)
tree299cb011bcde8e9105648cc1dc1d2a05869dcbd7
parent68cc6aa2e93a2a2969eb40b5588452eeb1805fa6 (diff)
MAC/do: Move static assertions on constants close to their definitions
And document more clearly their purpose. Reviewed by: bapt MFC after: 1 month Sponsored by: The FreeBSD Foundation Pull Request: https://ron-dev.freebsd.org/FreeBSD/src/pulls/38
-rw-r--r--sys/security/mac_do/mac_do.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/sys/security/mac_do/mac_do.c b/sys/security/mac_do/mac_do.c
index 7a08cdd5425f..1d9b756bc0fc 100644
--- a/sys/security/mac_do/mac_do.c
+++ b/sys/security/mac_do/mac_do.c
@@ -47,10 +47,14 @@ SYSCTL_INT(_security_mac_do, OID_AUTO, print_parse_error, CTLFLAG_RWTUN,
static MALLOC_DEFINE(M_MAC_DO, "mac_do", "mac_do(4) security module");
+#define MAX_RULE_STRING_SIZE 1024
+_Static_assert(MAX_RULE_STRING_SIZE > 0,
+ "MAX_RULE_STRING_SIZE: No space for the NUL terminator!");
+
#define MAX_EXEC_PATHS_SIZE 2048
#define MAX_EXEC_PATHS 8
-
-#define MAX_RULE_STRING_SIZE 1024
+_Static_assert(MAX_EXEC_PATHS_SIZE > 0,
+ "MAX_EXEC_PATHS_SIZE: No space for the NUL terminator!");
static unsigned osd_jail_slot;
static unsigned osd_thread_slot;
@@ -353,14 +357,12 @@ toast_rules(struct rules *const rules)
static void
init_rules(struct rules *const rules)
{
- _Static_assert(MAX_RULE_STRING_SIZE > 0, "MAX_RULE_STRING_SIZE <= 0!");
STAILQ_INIT(&rules->head);
}
static void
init_exec_paths(struct exec_paths *const exec_paths)
{
- _Static_assert(MAX_EXEC_PATHS_SIZE > 0, "MAX_EXEC_PATHS_SIZE <= 0!");
bzero(exec_paths, sizeof(*exec_paths));
exec_paths->exec_paths_str[0] = 0;
}