diff options
authorZhiyuan Dai <>2021-05-04 18:39:57 -0700
committerLinus Torvalds <>2021-05-05 11:27:27 -0700
commit79cd420248c776005d534416bfc9b04696e6c729 (patch)
parentca6e51d592d20180374366e71bb0972de002d509 (diff)
mm/zswap.c: switch from strlcpy to strscpy
strlcpy is marked as deprecated in Documentation/process/deprecated.rst, and there is no functional difference when the caller expects truncation (when not checking the return value). strscpy is relatively better as it also avoids scanning the whole source string. Link: Signed-off-by: Zhiyuan Dai <> Cc: Seth Jennings <> Cc: Dan Streetman <> Cc: Vitaly Wool <> Signed-off-by: Andrew Morton <> Signed-off-by: Linus Torvalds <>
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/zswap.c b/mm/zswap.c
index 578d9f256920..20763267a219 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -614,7 +614,7 @@ static struct zswap_pool *zswap_pool_create(char *type, char *compressor)
pr_debug("using %s zpool\n", zpool_get_type(pool->zpool));
- strlcpy(pool->tfm_name, compressor, sizeof(pool->tfm_name));
+ strscpy(pool->tfm_name, compressor, sizeof(pool->tfm_name));
pool->acomp_ctx = alloc_percpu(*pool->acomp_ctx);
if (!pool->acomp_ctx) {