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| author | Dimitri John Ledkov <xnox@ubuntu.com> | 2016-08-11 12:45:00 +0100 |
|---|---|---|
| committer | Dimitri John Ledkov <xnox@ubuntu.com> | 2016-08-11 12:45:00 +0100 |
| commit | ffd998be34a1a3d208106d051e85058ff9ac9667 (patch) | |
| tree | 3f93a4a7362dcbdbadf5086e9404dc58ea22200a /btrfs-map-logical.c | |
| parent | 3d69435ee3292b4b1db2d61c4784789d75883821 (diff) | |
Imported Upstream version 4.7
Diffstat (limited to 'btrfs-map-logical.c')
| -rw-r--r-- | btrfs-map-logical.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/btrfs-map-logical.c b/btrfs-map-logical.c index fd0286d5..f421a50f 100644 --- a/btrfs-map-logical.c +++ b/btrfs-map-logical.c @@ -329,6 +329,11 @@ int main(int argc, char **argv) goto out_close_fd; if (ret > 0) break; + /* check again if there is overlap. */ + if (cur_logical + cur_len < logical || + cur_logical >= logical + bytes) + break; + real_logical = max(logical, cur_logical); real_len = min(logical + bytes, cur_logical + cur_len) - real_logical; |