The patch titled
Subject: maple_tree: Fix warning comparing pointer to 0
has been added to the -mm mm-unstable branch. Its filename is
maple_tree-fix-warning-comparing-pointer-to-0.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/maple_tree-fix-warning-comparing-pointer-to-0.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
Subject: maple_tree: Fix warning comparing pointer to 0
Date: Fri, 8 Dec 2023 10:04:50 +0800
Avoid pointer type value compared with 0 to make code clear.
/tools/testing/radix-tree/maple.c:34142:15-16: WARNING comparing pointer to 0.
Link: https://lkml.kernel.org/r/20231208020450.7003-1-jiapeng.chong@xxxxxxxxxxxxxxxxx
Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=7696
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
Cc: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
tools/testing/radix-tree/maple.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/tools/testing/radix-tree/maple.c~maple_tree-fix-warning-comparing-pointer-to-0
+++ a/tools/testing/radix-tree/maple.c
@@ -34139,7 +34139,7 @@ STORE, 140501948112896, 140501948116991,
mt_init_flags(mt, MT_FLAGS_ALLOC_RANGE);
check_erase2_testset(mt, set27, ARRAY_SIZE(set27));
rcu_barrier();
- MT_BUG_ON(mt, 0 != mtree_load(mt, 140415537422336));
+ MT_BUG_ON(mt, NULL != mtree_load(mt, 140415537422336));
mt_set_non_kernel(0);
mt_validate(mt);
mtree_destroy(mt);
@@ -34263,7 +34263,7 @@ STORE, 140501948112896, 140501948116991,
mt_init_flags(mt, MT_FLAGS_ALLOC_RANGE);
check_erase2_testset(mt, set37, ARRAY_SIZE(set37));
rcu_barrier();
- MT_BUG_ON(mt, 0 != mtree_load(mt, 94637033459712));
+ MT_BUG_ON(mt, NULL != mtree_load(mt, 94637033459712));
mt_validate(mt);
mtree_destroy(mt);
@@ -34271,7 +34271,7 @@ STORE, 140501948112896, 140501948116991,
mt_init_flags(mt, MT_FLAGS_ALLOC_RANGE);
check_erase2_testset(mt, set38, ARRAY_SIZE(set38));
rcu_barrier();
- MT_BUG_ON(mt, 0 != mtree_load(mt, 94637033459712));
+ MT_BUG_ON(mt, NULL != mtree_load(mt, 94637033459712));
mt_validate(mt);
mtree_destroy(mt);
_
Patches currently in -mm which might be from jiapeng.chong@xxxxxxxxxxxxxxxxx are
maple_tree-remove-unused-function.patch
maple_tree-fix-warning-comparing-pointer-to-0.patch
