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    Subject[PATCH -next v2 1/3] cacheinfo: Initialize variables in fetch_cache_info()
    Date
    Set potentially uninitialized variables to 0. This is particularly
    relevant when CONFIG_ACPI_PPTT is not set.

    Reported-by: kernel test robot <lkp@intel.com>
    Link: https://lore.kernel.org/all/202301052307.JYt1GWaJ-lkp@intel.com/
    Reported-by: Dan Carpenter <error27@gmail.com>
    Link: https://lore.kernel.org/all/Y86iruJPuwNN7rZw@kili/
    Fixes: 5944ce092b97 ("arch_topology: Build cacheinfo from primary CPU")
    Signed-off-by: Pierre Gondois <pierre.gondois@arm.com>
    ---
    drivers/base/cacheinfo.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
    index 418a18acc8f9..f6573c335f4c 100644
    --- a/drivers/base/cacheinfo.c
    +++ b/drivers/base/cacheinfo.c
    @@ -424,7 +424,7 @@ int allocate_cache_info(int cpu)
    int fetch_cache_info(unsigned int cpu)
    {
    struct cpu_cacheinfo *this_cpu_ci;
    - unsigned int levels, split_levels;
    + unsigned int levels = 0, split_levels = 0;
    int ret;

    if (acpi_disabled) {
    --
    2.25.1
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