[PATCH][next] ath10k: Replace zero-length array with flexible-array member

From: Gustavo A. R. Silva
Date: Wed Feb 16 2022 - 14:40:35 EST


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 <gustavoars@xxxxxxxxxx>
---
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 25e0ad36ddb1..b4733b5ded34 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 {
--
2.27.0