Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 5 Mar 2015 07:57:09 +0100 | From | Daniel Wagner <> | Subject | Re: [PATCH] locks: fix fasync_struct memory leak in lease upgrade/downgrade handling |
| |
Hi Jeff,
On 03/05/2015 01:06 AM, Jeff Layton wrote: > Commit 8634b51f6ca2 (locks: convert lease handling to file_lock_context) > introduced a regression in the handling of lease upgrade/downgrades. > > In the event that we already have a lease on a file and are going to > either upgrade or downgrade it, we skip doing any list insertion or > deletion and skip to re-calling lm_setup on the existing lease. > > As of commit 8634b51f6ca2 however, we end up calling lm_setup on the > lease that was passed in, instead of on the existing lease. This causes > us to leak the fasync_struct that was allocated in the event that there > was not already an existing one (as it always appeared that there > wasn't one). > > Fixes: 8634b51f6ca2 (locks: convert lease handling to file_lock_context)
Yes, that fixes the problem. Thanks!
> Reported-by: Daniel Wagner <daniel.wagner@bmw-carit.de> > Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Tested-by: Daniel Wagner <daniel.wagner@bmw-carit.de>
cheers, daniel
| ![\](/images/icornerr.gif) |