CC: kbuild-all(a)lists.01.org CC: linux-kernel(a)vger.kernel.org TO: Megha Dey CC: Tomasz Kantecki CC: Herbert Xu CC: Thomas Gleixner CC: Ingo Molnar CC: Borislav Petkov CC: x86(a)kernel.org CC: "H. Peter Anvin" CC: linux-crypto(a)vger.kernel.org CC: linux-kernel(a)vger.kernel.org From: kernel test robot arch/x86/crypto/aesni-intel_glue.c:90:4-13: WARNING use flexible-array member instead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays) Zero-length and one-element arrays are deprecated, see Documentation/process/deprecated.rst Flexible-array members should be used instead. Generated by: scripts/coccinelle/misc/flexible_array.cocci Reported-by: kernel test robot Signed-off-by: kernel test robot --- tree: https://github.com/meghadey/crypto crypto-avx512 head: 9c8c2ca77f6e2575a130bddb9767d068e1162d71 commit: 377aede9f10ee28be954473668bc6d33c6c9db75 [5/6] crypto: aesni - AVX512 version of AESNI-GCM using VPCLMULQDQ :::::: branch date: 7 weeks ago :::::: commit date: 7 weeks ago Please take the patch only if it's a positive warning. Thanks! aesni-intel_glue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -87,7 +87,7 @@ struct gcm_context_data { u64 partial_block_len; u64 unused; /* Allocate space for hash_keys later */ - u8 hash_keys[0]; + u8 hash_keys[]; }; asmlinkage int aesni_set_key(struct crypto_aes_ctx *ctx, const u8 *in_key,