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Date: Fri, 27 May 2022 14:29:53 -0700 From: Kees Cook <keescook@...omium.org> To: Ming Qian <ming.qian@....com> Cc: Kees Cook <keescook@...omium.org>, Shijie Qin <shijie.qin@....com>, Zhou Peng <eagle.zhou@....com>, Mauro Carvalho Chehab <mchehab@...nel.org>, "Gustavo A . R . Silva" <gustavoars@...nel.org>, linux-media@...r.kernel.org, Hans Verkuil <hverkuil-cisco@...all.nl>, Nicolas Dufresne <nicolas.dufresne@...labora.com>, linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org Subject: [PATCH] media: amphion: 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][3]. [1] https://en.wikipedia.org/wiki/Flexible_array_member [2] https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays [3] https://github.com/KSPP/linux/issues/78 Fixes: 9f599f351e86 ("media: amphion: add vpu core driver") Cc: Ming Qian <ming.qian@....com> Cc: Shijie Qin <shijie.qin@....com> Cc: Zhou Peng <eagle.zhou@....com> Cc: Mauro Carvalho Chehab <mchehab@...nel.org> Cc: Gustavo A. R. Silva <gustavoars@...nel.org> Cc: linux-media@...r.kernel.org Signed-off-by: Kees Cook <keescook@...omium.org> --- drivers/media/platform/amphion/vpu_dbg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/amphion/vpu_dbg.c b/drivers/media/platform/amphion/vpu_dbg.c index da62bd718fb8..f72c8a506b22 100644 --- a/drivers/media/platform/amphion/vpu_dbg.c +++ b/drivers/media/platform/amphion/vpu_dbg.c @@ -27,7 +27,7 @@ struct print_buf_desc { u32 bytes; u32 read; u32 write; - char buffer[0]; + char buffer[]; }; static char *vb2_stat_name[] = { -- 2.32.0
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