Btrfs: fix check for changed extent in is_extent_unchanged
The previous check was working fine, but this check should be
easier to read. Also, we could theoritically have some exotic
bugs with the previous checks.
Signed-off-by: Alexander Block <ablock84@googlemail.com>
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index cfbe987..35222d5 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -3819,8 +3819,8 @@
/*
* Check if we have the same extent.
*/
- if (left_disknr + left_offset_fixed !=
- right_disknr + right_offset) {
+ if (left_disknr != right_disknr ||
+ left_offset_fixed != right_offset) {
ret = 0;
goto out;
}