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Fix coverity defects: CID 147511, 147513

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CID 147511: Type:Dereference before null check
CID 147513: Type:Dereference before null check

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: cao.xuewen <cao.xuewen@zte.com.cn>
Closes #5306
This commit is contained in:
cao
2016-10-25 04:37:38 +08:00
committed by Brian Behlendorf
parent 13d9a004fe
commit aed0e9f3e4
2 changed files with 5 additions and 3 deletions
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cmd/zdb/zdb.c
+1 -1
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@@ -3290,7 +3290,7 @@ zdb_vdev_lookup(vdev_t *vdev, char *path)
return (NULL);
vdev = vdev->vdev_child[i];
if (*s == '\0')
if (s && *s == '\0')
return (vdev);
return (zdb_vdev_lookup(vdev, s+1));