From: Gustavo A. R. Silva Date: Mon, 31 Aug 2020 15:18:04 +0000 (-0500) Subject: dmaengine: ti-cppi5: Replace zero-length array with flexible-array member X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a4147d855f50a676ebe61833a681f7c71945f343;p=linux.git dmaengine: ti-cppi5: 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/v5.9-rc1/process/deprecated.html#zero-length-and-one-element-arrays Signed-off-by: Gustavo A. R. Silva --- diff --git a/include/linux/dma/ti-cppi5.h b/include/linux/dma/ti-cppi5.h index 5896441ee604c..efa2f0309f004 100644 --- a/include/linux/dma/ti-cppi5.h +++ b/include/linux/dma/ti-cppi5.h @@ -47,7 +47,7 @@ struct cppi5_host_desc_t { u32 buf_info1; u32 org_buf_len; u64 org_buf_ptr; - u32 epib[0]; + u32 epib[]; } __packed; #define CPPI5_DESC_MIN_ALIGN (16U) @@ -139,7 +139,7 @@ struct cppi5_desc_epib_t { */ struct cppi5_monolithic_desc_t { struct cppi5_desc_hdr_t hdr; - u32 epib[0]; + u32 epib[]; }; #define CPPI5_INFO2_MDESC_DATA_OFFSET_SHIFT (18U)