btrfs: send: handle path ref underflow in header iterate_inode_ref()
[ Upstream commit 3c6ee34c6f9cd12802326da26631232a61743501 ]
Change BUG_ON to proper error handling if building the path buffer
fails. The pointers are not printed so we don't accidentally leak kernel
addresses.
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
(cherry picked from commit be2b6bcc936ae17f42fff6494106a5660b35d8d3)
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
1 file changed