Revert "ima: fix a potential crash owing to the compiler optimisation"

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4O25G
CVE: NA

--------------------------------

This reverts commit 11047ede.
Signed-off-by: NZhang Tianxing <zhangtianxing3@huawei.com>
Acked-by: NXie XiuQi <xiexiuqi@huawei.com>
Acked-by: Xiu Jianfeng<xiujianfeng@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

security/integrity/ima/ima_policy.c

@@ -208,13 +208,6 @@ static struct ima_rule_entry build_appraise_rules[] __ro_after_init = {
 	{.action = APPRAISE, .func = POLICY_CHECK,
 	 .flags = IMA_FUNC | IMA_DIGSIG_REQUIRED},
 #endif
-#if !defined(CONFIG_IMA_APPRAISE_REQUIRE_MODULE_SIGS) && \
-	!defined(CONFIG_IMA_APPRAISE_REQUIRE_FIRMWARE_SIGS) && \
-	!defined(CONFIG_IMA_APPRAISE_REQUIRE_KEXEC_SIGS) && \
-	!defined(CONFIG_IMA_APPRAISE_REQUIRE_POLICY_SIGS)
-	/* Add a member to avoid a zero length array */
-	{.action = UNKNOWN, .func = NONE, .flags = 0},
-#endif
 };
 
 static struct ima_rule_entry secure_boot_rules[] __ro_after_init = {