From: Pierre Gondois <pierre.gondois@arm.com>
[ Upstream commit ecaef469920fd6d2c7687f19081946f47684a423 ]
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>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20230124154053.355376-2-pierre.gondois@arm.com
Signed-off-by: Wen Yang <wen.yang@linux.dev>
---
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 cd943d06d074..26ae36f2ff58 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -440,7 +440,7 @@ 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