Was added in: c8b978188c9a0fd3d535c13debd19d522b726f1f "Btrfs: Add zlib compression support" Survive to near time (from 08.10.2008).
Because 'start' checked for zero before branch, so it's safe to remove that subtraction. Signed-off-by: Timofey Titovets <nefelim...@gmail.com> --- fs/btrfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 02ef32149c15..81123408e82e 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -570,7 +570,7 @@ static noinline void compress_file_range(struct inode *inode, cont: if (start == 0) { /* lets try to make an inline extent */ - if (ret || total_in < (actual_end - start)) { + if (ret || total_in < actual_end) { /* we didn't compress the entire range, try * to make an uncompressed inline extent. */ -- 2.14.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html