On Sun, 01 Sep 2024 22:57:45 -0700, Nicolin Chen wrote:
> Kernel test robot reported a few trucation warnings at the snprintf:
> drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c:
> In function ‘tegra241_vintf_free_lvcmdq’:
> drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c:239:56:
> warning: ‘%u’ directive output may be truncated writing between 1 and
> 5 bytes into a region of size between 3 and 11 [-Wformat-truncation=]
> 239 | snprintf(header, hlen, "VINTF%u: VCMDQ%u/LVCMDQ%u: ",
> | ^~
> drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c:239:32: note: directive argument
> in the range [0, 65535]
> 239 | snprintf(header, hlen, "VINTF%u: VCMDQ%u/LVCMDQ%u: ",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c:239:9: note: ‘snprintf’ output
> between 25 and 37 bytes into a destination of size 32
> 239 | snprintf(header, hlen, "VINTF%u: VCMDQ%u/LVCMDQ%u: ",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 240 | vcmdq->vintf->idx, vcmdq->idx, vcmdq->lidx);
>
> [...]
Applied to will (for-joerg/arm-smmu/updates), thanks!
[1/1] iommu/tegra241-cmdqv: Fix -Wformat-truncation warnings in lvcmdq_error_header
https://git.kernel.org/will/c/db184a1ced56
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
