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pctrie: predict successful allocation
Reviewed by: dougm Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D45407
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@ -84,7 +84,7 @@ name##_PCTRIE_INSERT(struct pctrie *ptree, struct type *ptr) \
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if (parentp == NULL) \
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return (0); \
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parent = allocfn(ptree); \
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if (parent == NULL) \
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if (__predict_false(parent == NULL)) \
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return (ENOMEM); \
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pctrie_insert_node(parentp, parent, val); \
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return (0); \
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