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-rw-r--r--fs/btrfs/ioctl.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 7ff60217ec55..4b5619127435 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3278,7 +3278,6 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen,
struct inode *dst, u64 dst_loff)
{
int ret;
- int num_pages = PAGE_ALIGN(BTRFS_MAX_DEDUPE_LEN) >> PAGE_SHIFT;
u64 i, tail_len, chunk_count;
/* don't make the dst file partly checksummed */
@@ -3291,8 +3290,6 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen,
tail_len = olen % BTRFS_MAX_DEDUPE_LEN;
chunk_count = div_u64(olen, BTRFS_MAX_DEDUPE_LEN);
- if (chunk_count == 0)
- num_pages = PAGE_ALIGN(tail_len) >> PAGE_SHIFT;
for (i = 0; i < chunk_count; i++) {
ret = btrfs_extent_same_range(src, loff, BTRFS_MAX_DEDUPE_LEN,