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Fix coverity defects: CID 147565-147567

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coverity scan CID:147567, Type:dereference null return value
coverity scan CID:147566, Type:dereference null return value
coverity scan CID:147565, Type:dereference null return value

Reviewed by: Richard Laager <rlaager@wiktel.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: cao.xuewen <cao.xuewen@zte.com.cn>
Closes #5166
This commit is contained in:
cao
2016-10-08 04:19:43 +08:00
committed by Brian Behlendorf
parent 482cd9ee69
commit ccc92611b1
3 changed files with 8 additions and 4 deletions
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module/zfs/spa_config.c
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@@ -270,6 +270,7 @@ spa_config_sync(spa_t *target, boolean_t removing, boolean_t postsysevent)
mutex_enter(&spa->spa_props_lock);
tdp = list_head(&spa->spa_config_list);
if (spa->spa_config == NULL ||
tdp == NULL ||
tdp->scd_path == NULL ||
strcmp(tdp->scd_path, dp->scd_path) != 0) {
mutex_exit(&spa->spa_props_lock);