diff options
Diffstat (limited to 'mm/zswap.c')
| -rw-r--r-- | mm/zswap.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/zswap.c b/mm/zswap.c index 0dfd410d1b3c..70e409add32b 100644 --- a/mm/zswap.c +++ b/mm/zswap.c @@ -541,6 +541,7 @@ static void zswap_entry_free(struct zswap_entry *entry) /* caller must hold the tree lock */ static void zswap_entry_get(struct zswap_entry *entry) { + WARN_ON_ONCE(!entry->refcount); entry->refcount++; } |