From e19b450bec203d8be04447ea476d7a86b36d63a1 Mon Sep 17 00:00:00 2001 From: John Gallagher Date: Thu, 28 Sep 2017 08:15:45 -0700 Subject: 8601 memory leak in get_special_prop() Reviewed by: Serapheim Dimitropoulos Reviewed by: Sara Hartse Reviewed by: Pavel Zakharov Reviewed by: Matt Ahrens Reviewed by: Robert Mustacchi Approved by: Dan McDonald --- usr/src/uts/common/fs/zfs/zcp_get.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/usr/src/uts/common/fs/zfs/zcp_get.c b/usr/src/uts/common/fs/zfs/zcp_get.c index 54e141d967..85e00a0f93 100644 --- a/usr/src/uts/common/fs/zfs/zcp_get.c +++ b/usr/src/uts/common/fs/zfs/zcp_get.c @@ -14,7 +14,7 @@ */ /* - * Copyright (c) 2016 by Delphix. All rights reserved. + * Copyright (c) 2016, 2017 by Delphix. All rights reserved. */ #include "lua.h" @@ -422,16 +422,21 @@ get_special_prop(lua_State *state, dsl_dataset_t *ds, const char *dsname, case ZFS_PROP_INCONSISTENT: numval = dsl_get_inconsistent(ds); break; - case ZFS_PROP_RECEIVE_RESUME_TOKEN: - VERIFY3U(strlcpy(strval, get_receive_resume_stats_impl(ds), - ZAP_MAXVALUELEN), <, ZAP_MAXVALUELEN); + case ZFS_PROP_RECEIVE_RESUME_TOKEN: { + char *token = get_receive_resume_stats_impl(ds); + VERIFY3U(strlcpy(strval, token, ZAP_MAXVALUELEN), <, + ZAP_MAXVALUELEN); + strfree(token); if (strcmp(strval, "") == 0) { - VERIFY3U(strlcpy(strval, get_child_receive_stats(ds), - ZAP_MAXVALUELEN), <, ZAP_MAXVALUELEN); + token = get_child_receive_stats(ds); + VERIFY3U(strlcpy(strval, token, ZAP_MAXVALUELEN), <, + ZAP_MAXVALUELEN); + strfree(token); if (strcmp(strval, "") == 0) error = ENOENT; } break; + } case ZFS_PROP_VOLSIZE: ASSERT(ds_type == ZFS_TYPE_VOLUME); error = dmu_objset_from_ds(ds, &os); -- cgit v1.2.3