From: Gustavo A. R. Silva Date: Wed, 16 Feb 2022 19:50:30 +0000 (-0600) Subject: iwlwifi: mei: Replace zero-length array with flexible-array member X-Git-Tag: v6.6.17~7459^2~193^2~145 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c5f675748cf0e1db5ba5514e1f34360dfb95a6ba;p=platform%2Fkernel%2Flinux-rpi.git iwlwifi: mei: Replace zero-length array with flexible-array member 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 Acked-by: Luca Coelho Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220216195030.GA904170@embeddedor --- diff --git a/drivers/net/wireless/intel/iwlwifi/mei/sap.h b/drivers/net/wireless/intel/iwlwifi/mei/sap.h index 11e3009..be1456d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/sap.h +++ b/drivers/net/wireless/intel/iwlwifi/mei/sap.h @@ -298,7 +298,7 @@ struct iwl_sap_hdr { __le16 type; __le16 len; __le32 seq_num; - u8 payload[0]; + u8 payload[]; }; /**