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| author | Liam R. Howlett <Liam.Howlett@oracle.com> | 2023-05-18 10:55:13 -0400 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-09 16:25:28 -0700 |
| commit | c3eb787e88e486eefcfafbf990df32c75018ca92 (patch) | |
| tree | 5255dc6a9dcc63895d99089d9ce80fabc84e1e69 /lib/maple_tree.c | |
| parent | 633769c9267fadadffd31e27655bf028538238ad (diff) | |
| download | lwn-c3eb787e88e486eefcfafbf990df32c75018ca92.tar.gz lwn-c3eb787e88e486eefcfafbf990df32c75018ca92.zip | |
maple_tree: clean up mas_dfs_postorder()
Convert loop type to ensure all variables are set to make the compiler
happy, and use the mas_is_none() function instead of explicitly checking
the node in the maple state.
Link: https://lkml.kernel.org/r/20230518145544.1722059-5-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: David Binderman <dcb314@hotmail.com>
Cc: Peng Zhang <zhangpeng.00@bytedance.com>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Vernon Yang <vernon2gm@gmail.com>
Cc: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'lib/maple_tree.c')
| -rw-r--r-- | lib/maple_tree.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/maple_tree.c b/lib/maple_tree.c index ccd834d624ed..e095e2c39a1b 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -6734,15 +6734,12 @@ static void mas_dfs_postorder(struct ma_state *mas, unsigned long max) mas->node = mn; mas_ascend(mas); - while (mas->node != MAS_NONE) { + do { p = mas->node; p_min = mas->min; p_max = mas->max; mas_prev_node(mas, 0); - } - - if (p == MAS_NONE) - return; + } while (!mas_is_none(mas)); mas->node = p; mas->max = p_max; |