mm/damon/core: initialize sidx in damos_trace_esz()

[PATCH mm-new] mm/damon/core: initialize sidx in damos_trace_esz()

SeongJae Park posted 1 patch 3 months ago

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mm/damon/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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[PATCH mm-new] mm/damon/core: initialize sidx in damos_trace_esz()

Posted by SeongJae Park 3 months ago

Commit ae4dc5a31d0f ("mm/damon: add trace event for effective size
quota") introduced damos_trac_esz(), which uses sidx variable without
initialization.  Initialize before using it.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202507051517.bs3jd8RW-lkp@intel.com/
Fixes: ae4dc5a31d0f ("mm/damon: add trace event for effective size quota") # mm-new
Signed-off-by: SeongJae Park <sj@kernel.org>
---
 mm/damon/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/damon/core.c b/mm/damon/core.c
index 6019b8ec4bba..dc0ee2dd55d3 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -2014,7 +2014,7 @@ static void damos_set_effective_quota(struct damos_quota *quota)
 static void damos_trace_esz(struct damon_ctx *c, struct damos *s,
 		struct damos_quota *quota)
 {
-	unsigned int cidx = 0, sidx;
+	unsigned int cidx = 0, sidx = 0;
 	struct damos *siter;
 
 	damon_for_each_scheme(siter, c) {

base-commit: e8ad191fca305538cdebb3dac3f9be19cd610d38
-- 
2.39.5