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| author | Will McVicker <[email protected]> | 2025-02-12 18:32:52 +0000 |
|---|---|---|
| committer | Krzysztof Kozlowski <[email protected]> | 2025-02-15 13:35:02 +0000 |
| commit | d19d7345a7bcdb083b65568a11b11adffe0687af (patch) | |
| tree | 46fcbab13e10978da264be25e7812552e94e70e8 /tools/perf/scripts/python/libxed.py | |
| parent | clk: samsung: Fix spelling mistake "stablization" -> "stabilization" (diff) | |
| download | kernel-d19d7345a7bcdb083b65568a11b11adffe0687af.tar.gz kernel-d19d7345a7bcdb083b65568a11b11adffe0687af.zip | |
clk: samsung: Fix UBSAN panic in samsung_clk_init()
With UBSAN_ARRAY_BOUNDS=y, I'm hitting the below panic due to
dereferencing `ctx->clk_data.hws` before setting
`ctx->clk_data.num = nr_clks`. Move that up to fix the crash.
UBSAN: array index out of bounds: 00000000f2005512 [#1] PREEMPT SMP
<snip>
Call trace:
samsung_clk_init+0x110/0x124 (P)
samsung_clk_init+0x48/0x124 (L)
samsung_cmu_register_one+0x3c/0xa0
exynos_arm64_register_cmu+0x54/0x64
__gs101_cmu_top_of_clk_init_declare+0x28/0x60
...
Fixes: e620a1e061c4 ("drivers/clk: convert VL struct to struct_size")
Signed-off-by: Will McVicker <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/libxed.py')
0 files changed, 0 insertions, 0 deletions