From adb1ee4de04d496f3da409bb6791cfdd744ab2c3 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Tue, 11 Mar 2025 15:56:05 -0700 Subject: [PATCH] wifi: virt_wifi: Add __nonstring annotations for unterminated strings When a character array without a terminating NUL character has a static initializer, GCC 15's -Wunterminated-string-initialization will only warn if the array lacks the "nonstring" attribute[1]. Mark the arrays with __nonstring to and correctly identify the char array as "not a C string" and thereby eliminate the warning. Link: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117178 [1] Signed-off-by: Kees Cook Link: https://patch.msgid.link/20250311225604.it.926-kees@kernel.org Signed-off-by: Johannes Berg --- drivers/net/wireless/virtual/virt_wifi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/virtual/virt_wifi.c b/drivers/net/wireless/virtual/virt_wifi.c index f9d11a023313..1fffeff2190c 100644 --- a/drivers/net/wireless/virtual/virt_wifi.c +++ b/drivers/net/wireless/virtual/virt_wifi.c @@ -146,7 +146,7 @@ static void virt_wifi_inform_bss(struct wiphy *wiphy) static const struct { u8 tag; u8 len; - u8 ssid[8]; + u8 ssid[8] __nonstring; } __packed ssid = { .tag = WLAN_EID_SSID, .len = VIRT_WIFI_SSID_LEN, -- 2.50.1