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OpenZFS 6314 - buffer overflow in dsl_dataset_name

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Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Approved by: Dan McDonald <danmcd@omniti.com>
Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>

OpenZFS-issue: https://www.illumos.org/issues/6314
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/d6160ee
This commit is contained in:
Igor Kozhukhov
2016-06-15 14:28:36 -07:00
committed by Brian Behlendorf
parent 43e52eddb1
commit eca7b76001
41 changed files with 297 additions and 334 deletions
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module/zfs/dsl_userhold.c
+3 -3
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@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2014 by Delphix. All rights reserved.
* Copyright (c) 2012, 2015 by Delphix. All rights reserved.
* Copyright (c) 2013 Steven Hartland. All rights reserved.
*/
@@ -181,7 +181,7 @@ dsl_dataset_user_hold_sync_one_impl(nvlist_t *tmpholds, dsl_dataset_t *ds,
}
typedef struct zfs_hold_cleanup_arg {
char zhca_spaname[MAXNAMELEN];
char zhca_spaname[ZFS_MAX_DATASET_NAME_LEN];
uint64_t zhca_spa_load_guid;
nvlist_t *zhca_holds;
} zfs_hold_cleanup_arg_t;
@@ -580,7 +580,7 @@ dsl_dataset_user_release_impl(nvlist_t *holds, nvlist_t *errlist,
error = dsl_dataset_hold_obj_string(tmpdp,
nvpair_name(pair), FTAG, &ds);
if (error == 0) {
char name[MAXNAMELEN];
char name[ZFS_MAX_DATASET_NAME_LEN];
dsl_dataset_name(ds, name);
dsl_pool_config_exit(tmpdp, FTAG);
dsl_dataset_rele(ds, FTAG);