1 files changed, 6 insertions, 0 deletions
diff --git a/mm/zswap.c b/mm/zswap.c
index d39581a076c3..597008a44f70 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -970,6 +970,12 @@ static int zswap_frontswap_store(unsigned type, pgoff_t offset,
 	u8 *src, *dst;
 	struct zswap_header *zhdr;
 
+	/* THP isn't supported */
+	if (PageTransHuge(page)) {
+		ret = -EINVAL;
+		goto reject;
+	}
+
 	if (!zswap_enabled || !tree) {
 		ret = -ENODEV;
 		goto reject;