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authorColin Ian King <colin.king@canonical.com>2016-09-19 16:34:08 +0300
committerJens Axboe <axboe@fb.com>2016-09-19 17:19:40 +0300
commit60658e0dc1df058607990278fdf9d831e0c2c71a (patch)
tree8518edd7779ec1bec41d674f77956672edf37989 /lib/sbitmap.c
parent5c64a8df0ca88c79c9cb74674c2481e5f7ede511 (diff)
downloadlinux-60658e0dc1df058607990278fdf9d831e0c2c71a.tar.xz
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 <colin.king@canonical.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'lib/sbitmap.c')
-rw-r--r--lib/sbitmap.c2
1 files changed, 1 insertions, 1 deletions
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];