From 8bc66426ca5447b8e3b5db7dbfe2cb752b0d4e37 Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Wed, 16 Feb 2022 13:48:07 -0600 Subject: [PATCH] ath10k: Replace zero-length array with flexible-array member MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit There is a regular need in the kernel to provide a way to declare having a dynamically sized set of trailing elements in a structure. Kernel code should always use “flexible array members”[1] for these cases. The older style of one-element or zero-length arrays should no longer be used[2]. [1] https://en.wikipedia.org/wiki/Flexible_array_member [2] https://www.kernel.org/doc/html/v5.16/process/deprecated.html#zero-length-and-one-element-arrays Link: https://github.com/KSPP/linux/issues/78 Signed-off-by: Gustavo A. R. Silva Reviewed-by: Kees Cook Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220216194807.GA904008@embeddedor --- drivers/net/wireless/ath/ath10k/swap.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/swap.h b/drivers/net/wireless/ath/ath10k/swap.h index 25e0ad36ddb1a..b4733b5ded34f 100644 --- a/drivers/net/wireless/ath/ath10k/swap.h +++ b/drivers/net/wireless/ath/ath10k/swap.h @@ -17,7 +17,7 @@ struct ath10k_fw_file; struct ath10k_swap_code_seg_tlv { __le32 address; __le32 length; - u8 data[0]; + u8 data[]; } __packed; struct ath10k_swap_code_seg_tail { -- 2.30.2