git: 7908b5df1abd - main - pctrie_lookup_node: assume parent_out != NULL

[Doug Moore]

The branch main has been updated by dougm:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=7908b5df1abdb3cf9aac0560401a718bff3e304a

commit 7908b5df1abdb3cf9aac0560401a718bff3e304a
Author:     Doug Moore <do...@freebsd.org>
AuthorDate: 2025-06-06 20:24:01 +0000
Commit:     Doug Moore <do...@freebsd.org>
CommitDate: 2025-06-06 20:24:01 +0000

    pctrie_lookup_node: assume parent_out != NULL
    
    Since NULL is never passed as the parent_out parameter to
    _pctrie_lookup_node, stop making the assignment to *parent_out check
    parent_out for NULL first.
    
    Reported by:    alc
    Reviewed by:    alc
    Differential Revision:  https://reviews.freebsd.org/D50729
---
 sys/kern/subr_pctrie.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sys/kern/subr_pctrie.c b/sys/kern/subr_pctrie.c
index 676e3595316a..cb813cfbd847 100644
--- a/sys/kern/subr_pctrie.c
+++ b/sys/kern/subr_pctrie.c
@@ -514,8 +514,7 @@ _pctrie_lookup_node(struct pctrie *ptree, struct 
pctrie_node *node,
                parent = node;
                node = pctrie_node_load(&node->pn_child[slot], smr, access);
        }
-       if (parent_out != NULL)
-               *parent_out = parent;
+       *parent_out = parent;
        return (node);
 }