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authorJosef 'Jeff' Sipek <jeffpc@josefsipek.net>2016-02-24 11:58:55 -0500
committerRobert Mustacchi <rm@joyent.com>2016-02-27 08:52:10 -0800
commitaab83bb83be7342f6cfccaed8d5fe0b2f404855d (patch)
tree548e8760643ee94860fb29486fbf965675c52a59 /usr/src/lib/libzfs/common/libzfs_pool.c
parentd643a855cbd8c4fb4fe966406fa05dff70673597 (diff)
downloadillumos-gate-aab83bb83be7342f6cfccaed8d5fe0b2f404855d.tar.gz
6659 nvlist_free(NULL) is a no-op
Reviewed by: Toomas Soome <tsoome@me.com> Reviewed by: Marcel Telka <marcel@telka.sk> Approved by: Robert Mustacchi <rm@joyent.com>
Diffstat (limited to 'usr/src/lib/libzfs/common/libzfs_pool.c')
-rw-r--r--usr/src/lib/libzfs/common/libzfs_pool.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/usr/src/lib/libzfs/common/libzfs_pool.c b/usr/src/lib/libzfs/common/libzfs_pool.c
index 3c99295179..1f3ab8c3e9 100644
--- a/usr/src/lib/libzfs/common/libzfs_pool.c
+++ b/usr/src/lib/libzfs/common/libzfs_pool.c
@@ -1025,12 +1025,9 @@ zpool_open(libzfs_handle_t *hdl, const char *pool)
void
zpool_close(zpool_handle_t *zhp)
{
- if (zhp->zpool_config)
- nvlist_free(zhp->zpool_config);
- if (zhp->zpool_old_config)
- nvlist_free(zhp->zpool_old_config);
- if (zhp->zpool_props)
- nvlist_free(zhp->zpool_props);
+ nvlist_free(zhp->zpool_config);
+ nvlist_free(zhp->zpool_old_config);
+ nvlist_free(zhp->zpool_props);
free(zhp);
}
@@ -1548,8 +1545,7 @@ zpool_import(libzfs_handle_t *hdl, nvlist_t *config, const char *newname,
ret = zpool_import_props(hdl, config, newname, props,
ZFS_IMPORT_NORMAL);
- if (props)
- nvlist_free(props);
+ nvlist_free(props);
return (ret);
}
@@ -2854,8 +2850,7 @@ zpool_vdev_split(zpool_handle_t *zhp, char *newname, nvlist_t **newroot,
&children) != 0) {
zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
"Source pool is missing vdev tree"));
- if (zc_props)
- nvlist_free(zc_props);
+ nvlist_free(zc_props);
return (-1);
}
@@ -3003,10 +2998,8 @@ out:
free(varray);
}
zcmd_free_nvlists(&zc);
- if (zc_props)
- nvlist_free(zc_props);
- if (newconfig)
- nvlist_free(newconfig);
+ nvlist_free(zc_props);
+ nvlist_free(newconfig);
if (freelist) {
nvlist_free(*newroot);
*newroot = NULL;