# \[PATCH\] dmaengine: tegra: fix flexible\_array.cocci warnings

- From: Julia Lawall \<julia.lawall@inria.fr\>
- Date: 2021-11-26 16:02:28 
- List: dmaengine
- Page: https://ratatoskr.run/dmaengine/2021/11/1587913
- Thread: https://ratatoskr.run/linux-devicetree/2021/11/1587913/t.md

```text
From: kernel test robot <redacted>

Zero-length and one-element arrays are deprecated, see
Documentation/process/deprecated.rst
Flexible-array members should be used instead.

Generated by: scripts/coccinelle/misc/flexible_array.cocci

CC: Akhil R <akhilrajeev@nvidia.com>
Reported-by: kernel test robot <redacted>
Signed-off-by: kernel test robot <redacted>
Signed-off-by: Julia Lawall <julia.lawall@inria.fr>

---

url:    https://github.com/0day-ci/linux/commits/Akhil-R/Add-NVIDIA-Tegra-GPC-DMA-driver/20211122-173019
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
:::::: branch date: 29 hours ago
:::::: commit date: 29 hours ago

Please take the patch only if it's a positive warning. Thanks!

 tegra186-gpc-dma.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/dma/tegra186-gpc-dma.c
+++ b/drivers/dma/tegra186-gpc-dma.c
@@ -238,7 +238,7 @@ struct tegra_dma {
 	unsigned long sid_m2d_reserved;
 	unsigned long sid_d2m_reserved;
 	unsigned long sid_m2m_reserved;
-	struct tegra_dma_channel channels[0];
+	struct tegra_dma_channel channels[];
 };

 static inline void tdc_write(struct tegra_dma_channel *tdc,
```
