From 552ac55ee9bc8a30edc87c284a4562ce703f972b Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Thu, 2 Feb 2023 19:29:47 -0600 Subject: [PATCH] wifi: brcmfmac: Replace one-element array with flexible-array member One-element arrays are deprecated, and we are replacing them with flexible array members instead. So, replace one-element array with flexible-array member in struct brcmf_tlv. This helps with the ongoing efforts to tighten the FORTIFY_SOURCE routines on memcpy() and help us make progress towards globally enabling -fstrict-flex-arrays=3 [1]. This results in no differences in binary output. Link: https://github.com/KSPP/linux/issues/79 Link: https://github.com/KSPP/linux/issues/253 Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html [1] Signed-off-by: Gustavo A. R. Silva Reviewed-by: Kees Cook Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/Y9xjizhMujNEtpB4@work --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h index e90a308..0e1fa3f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h @@ -383,7 +383,7 @@ struct brcmf_cfg80211_info { struct brcmf_tlv { u8 id; u8 len; - u8 data[1]; + u8 data[]; }; static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_info *cfg) -- 2.7.4