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Illumos 4626 - libzfs memleak in zpool_in_use()

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4626 libzfs memleak in zpool_in_use()
Reviewed by: Tony Nguyen <tony.nguyen@nexenta.com>
Reviewed by: Saso Kiselkov <saso.kiselkov@nexenta.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Approved by: Dan McDonald <danmcd@omniti.com>

References:
  https://github.com/illumos/illumos-gate/commit/fb13f48
  https://www.illumos.org/issues/4626

Ported-by: kernelOfTruth kerneloftruth@gmail.com
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #3563
This commit is contained in:
Josef 'Jeff' Sipek 2015-07-05 01:54:29 +02:00 committed by Brian Behlendorf
parent cc49250563
commit 02f8fe4260
1 changed files with 11 additions and 4 deletions
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15
lib/libzfs/libzfs_import.c
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@ -20,8 +20,8 @@
*/ */
/* /*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2012 by Delphix. All rights reserved. * Copyright (c) 2012 by Delphix. All rights reserved.
* Copyright 2014 Nexenta Systems, Inc. All rights reserved.
*/ */
/* /*
@ -1532,9 +1532,16 @@ zpool_in_use(libzfs_handle_t *hdl, int fd, pool_state_t *state, char **namestr,
* its state to active. * its state to active.
*/ */
if (pool_active(hdl, name, guid, &isactive) == 0 && isactive && if (pool_active(hdl, name, guid, &isactive) == 0 && isactive &&
(zhp = zpool_open_canfail(hdl, name)) != NULL && (zhp = zpool_open_canfail(hdl, name)) != NULL) {
zpool_get_prop_int(zhp, ZPOOL_PROP_READONLY, NULL)) if (zpool_get_prop_int(zhp, ZPOOL_PROP_READONLY, NULL))
stateval = POOL_STATE_ACTIVE; stateval = POOL_STATE_ACTIVE;
/*
* All we needed the zpool handle for is the
* readonly prop check.
*/
zpool_close(zhp);
}
ret = B_TRUE; ret = B_TRUE;
break; break;