For 32-bit architectures we need to cast first_block to u64 before
shifting it left.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reported-by: Jan Kara <jack@xxxxxxx>
---
fs/ext2/inode.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index aae5f61..c7dbb46 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -806,7 +806,7 @@ static int ext2_iomap_begin(struct inode *inode, loff_t offset, loff_t length,
iomap->flags = 0;
iomap->bdev = inode->i_sb->s_bdev;
- iomap->offset = first_block << blkbits;
+ iomap->offset = (u64)first_block << blkbits;
if (ret == 0) {
iomap->type = IOMAP_HOLE;
--
2.1.4
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