diff options
| author |   Vasily Averin <vvs@virtuozzo.com> | 2018-11-15 13:15:05 +0300 |
|---|---|---|
| committer |   David Teigland <teigland@redhat.com> | 2018-11-15 09:57:22 -0600 |
| commit | b982896cdb6e6a6b89d86dfb39df489d9df51e14 (patch) | |
| tree | e235c573c093cb12f33261d65145260d5e1e2d89 /fs/dlm | |
| parent | dlm: fix possible call to kfree() for non-initialized pointer (diff) | |
| download | wireguard-linux-b982896cdb6e6a6b89d86dfb39df489d9df51e14.tar.xz wireguard-linux-b982896cdb6e6a6b89d86dfb39df489d9df51e14.zip | |
dlm: fixed memory leaks after failed ls_remove_names allocation
If allocation fails on last elements of array need to free already
allocated elements.
v2: just move existing out_rsbtbl label to right place
Fixes 789924ba635f ("dlm: fix race between remove and lookup")
Cc: stable@kernel.org # 3.6
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm')
| -rw-r--r-- | fs/dlm/lockspace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c index 7b9d47fe7a34..3f992ef7a8c8 100644 --- a/fs/dlm/lockspace.c +++ b/fs/dlm/lockspace.c @@ -680,11 +680,11 @@ static int new_lockspace(const char *name, const char *cluster, kfree(ls->ls_recover_buf); out_lkbidr: idr_destroy(&ls->ls_lkbidr); + out_rsbtbl: for (i = 0; i < DLM_REMOVE_NAMES_MAX; i++) { if (ls->ls_remove_names[i]) kfree(ls->ls_remove_names[i]); } - out_rsbtbl: vfree(ls->ls_rsbtbl); out_lsfree: if (do_unreg) |