From 60658e0dc1df058607990278fdf9d831e0c2c71a Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Mon, 19 Sep 2016 14:34:08 +0100 Subject: [PATCH] sbitmap: initialize weight to zero Variable weight is not being initialized to zero before it is used to compute the weight sum. Ensure it is initialized to zero. Found with static analysis with cppcheck: [lib/sbitmap.c:177]: (error) Uninitialized variable: weight Signed-off-by: Colin Ian King Signed-off-by: Jens Axboe --- lib/sbitmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/sbitmap.c b/lib/sbitmap.c index e40808921544..2cecf05c82fd 100644 --- a/lib/sbitmap.c +++ b/lib/sbitmap.c @@ -169,7 +169,7 @@ EXPORT_SYMBOL_GPL(sbitmap_any_bit_clear); unsigned int sbitmap_weight(const struct sbitmap *sb) { - unsigned int i, weight; + unsigned int i, weight = 0; for (i = 0; i < sb->map_nr; i++) { const struct sbitmap_word *word = &sb->map[i]; -- 2.11.4.GIT