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[-next,2/4] ima: Use DECLARE_FLEX_ARRAY() helper in ima_template_entry

Message ID 20220905075837.1083216-3-cuigaosheng1@huawei.com (mailing list archive)
State Handled Elsewhere
Headers show
Series Use DECLARE_FLEX_ARRAY() helper for ima | expand

Commit Message

cuigaosheng Sept. 5, 2022, 7:58 a.m. UTC
Zero-length arrays are deprecated and we are moving towards adopting
C99 flexible-array members instead. So, replace zero-length array
declaration with the new DECLARE_FLEX_ARRAY() helper macro in struct

This helper allows for a flexible-array member in a union.

Link: KSPP#21
Link: KSPP#193
Link: KSPP#197
Link: https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html
Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
 security/integrity/ima/ima.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index be965a8715e4..15687e79944b 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -100,7 +100,7 @@  struct ima_template_entry {
 	struct tpm_digest *digests;
 	struct ima_template_desc *template_desc; /* template descriptor */
 	u32 template_data_len;
-	struct ima_field_data template_data[];	/* template related data */
+	DECLARE_FLEX_ARRAY(struct ima_field_data, template_data); /* template related data */
 struct ima_queue_entry {