| commit | 89478335718c98557f10470a9bc5c555b9261c4e | [log] [tgz] |
|---|---|---|
| author | Sergei Shtepa <sergei.shtepa@veeam.com> | Wed Nov 11 15:55:46 2020 +0300 |
| committer | Mike Snitzer <snitzer@redhat.com> | Tue Dec 01 15:43:37 2020 -0500 |
| tree | e4243248ed7bea5d95ce51c9eee1e670b9fa0bea | |
| parent | 35d2835d2ac41dc0b3e3469f8e2b08ce9709ace8 [diff] |
dm: fix bug with RCU locking in dm_blk_report_zones
The dm_get_live_table() function makes RCU read lock so
dm_put_live_table() must be called even if dm_table map is not found.
Fixes: e76239a3748c9 ("block: add a report_zones method")
Cc: stable@vger.kernel.org
Signed-off-by: Sergei Shtepa <sergei.shtepa@veeam.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>