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Therefore, the new DECLARE_FLEX_ARRAY() helper macro should be used to replace the zero-length array declaration. This fixes warnings such as: ./drivers/nvmem/u-boot-env.c:50:9-13: WARNING use flexible-array member instead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays) Signed-off-by: Atul Raut Signed-off-by: Srinivas Kandagatla --- drivers/nvmem/u-boot-env.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvmem/u-boot-env.c b/drivers/nvmem/u-boot-env.c index 80c5382b361c..c4ae94af4af7 100644 --- a/drivers/nvmem/u-boot-env.c +++ b/drivers/nvmem/u-boot-env.c @@ -47,7 +47,7 @@ struct u_boot_env_image_broadcom { __le32 magic; __le32 len; __le32 crc32; - uint8_t data[0]; + DECLARE_FLEX_ARRAY(uint8_t, data); } __packed; static int u_boot_env_read(void *context, unsigned int offset, void *val,