diff --git a/mm/shmem.c b/mm/shmem.c
index 800cec9dc534..bf50ecb906ce 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2348,7 +2348,7 @@ static int shmem_get_folio_gfp(struct inode *inode, pgoff_t index,
 	alloced = true;
 	if (folio_test_large(folio) &&
 	    DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE) <
-					folio_next_index(folio) - 1) {
+					folio_next_index(folio)) {
 		struct shmem_sb_info *sbinfo = SHMEM_SB(inode->i_sb);
 		struct shmem_inode_info *info = SHMEM_I(inode);
 		/*