Hi Naresh,
On Wed, Aug 20, 2025 at 06:43:51PM +0530, Naresh Kamboju wrote:
The following build warnings / errors noticed with arm64 defconfig and x86 allyesconfig with clang-20 and clang-nightly toolchains.
Regression Analysis:
- New regression? yes
- Reproducibility? yes
Build regression: next-20250819 sdhci-cadence.c error variable 'hrs37_mode' is uninitialized when used here [-Werror,-Wuninitialized]
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
## Build log drivers/mmc/host/sdhci-cadence.c:297:9: error: variable 'hrs37_mode' is uninitialized when used here [-Werror,-Wuninitialized] 297 | writel(hrs37_mode, hrs37_reg); | ^~~~~~~~~~ drivers/mmc/host/sdhci-cadence.c:291:16: note: initialize the variable 'hrs37_mode' to silence this warning 291 | u32 hrs37_mode; | ^ | = 0
Thanks for the report. I sent a fix for this yesterday:
https://lore.kernel.org/20250819-mmc-sdhci-cadence-fix-uninit-hrs37_mode-v1-...
Cheers, Nathan