[PW_SID:1143891] [v2,1/1] perf: RISC-V: check cpu_hw_evt before dereference in overflow IRQ - #2447
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[PW_SID:1143891] [v2,1/1] perf: RISC-V: check cpu_hw_evt before dereference in overflow IRQ#2447linux-riscv-bot wants to merge 1 commit into
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The overflow IRQ handler dereferences cpu_hw_evt before the null check. Move the check first. Defensive only; the cookie is valid on the normal path today. Fixes: a862521 ("drivers/perf: riscv: Implement SBI PMU snapshot function") Assisted-by: DeepSeek:deepseek-v3 Signed-off-by: Xixin Liu <liuxixin@kylinos.cn> Signed-off-by: Linux RISC-V bot <linux.riscv.bot@gmail.com>
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PR for series 1143891 applied to workflow__riscv__fixes
Name: [v2,1/1] perf: RISC-V: check cpu_hw_evt before dereference in overflow IRQ
URL: https://patchwork.kernel.org/project/linux-riscv/list/?series=1143891
Version: 2