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-rw-r--r--fs/erofs/super.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/erofs/super.c b/fs/erofs/super.c
index e1e9f06e8342..799fef437aa8 100644
--- a/fs/erofs/super.c
+++ b/fs/erofs/super.c
@@ -313,8 +313,8 @@ static int erofs_read_superblock(struct super_block *sb)
sbi->islotbits = ilog2(sizeof(struct erofs_inode_compact));
if (erofs_sb_has_48bit(sbi) && dsb->rootnid_8b) {
sbi->root_nid = le64_to_cpu(dsb->rootnid_8b);
- sbi->dif0.blocks = (sbi->dif0.blocks << 32) |
- le16_to_cpu(dsb->rb.blocks_hi);
+ sbi->dif0.blocks = sbi->dif0.blocks |
+ ((u64)le16_to_cpu(dsb->rb.blocks_hi) << 32);
} else {
sbi->root_nid = le16_to_cpu(dsb->rb.rootnid_2b);
}