AcoSail/kernel_optimize_test
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dlm: fixed memory leaks after failed ls_remove_names allocation

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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>
This commit is contained in:
Vasily Averin 2018-11-15 13:15:05 +03:00 committed by David Teigland
parent 58a923adf4
commit b982896cdb
1 changed files with 1 additions and 1 deletions
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2
fs/dlm/lockspace.c
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@ -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)