+ radix-tree-remove-unused-variable.patch added to mm-hotfixes-unstable branch

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The patch titled
     Subject: radix tree: remove unused variable
has been added to the -mm mm-hotfixes-unstable branch.  Its filename is
     radix-tree-remove-unused-variable.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/radix-tree-remove-unused-variable.patch

This patch will later appear in the mm-hotfixes-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Arnd Bergmann <arnd@xxxxxxxx>
Subject: radix tree: remove unused variable
Date: Fri, 11 Aug 2023 15:10:13 +0200

Recent versions of clang warn about an unused variable, though older
versions saw the 'slot++' as a use and did not warn:

radix-tree.c:1136:50: error: parameter 'slot' set but not used [-Werror,-Wunused-but-set-parameter]

It's clearly not needed any more, so just remove it.

Link: https://lkml.kernel.org/r/20230811131023.2226509-1-arnd@xxxxxxxxxx
Fixes: 3a08cd52c37c7 ("radix tree: Remove multiorder support")
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Nathan Chancellor <nathan@xxxxxxxxxx>
Cc: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Cc: Peng Zhang <zhangpeng.00@xxxxxxxxxxxxx>
Cc: Rong Tao <rongtao@xxxxxxxx>
Cc: Tom Rix <trix@xxxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 lib/radix-tree.c |    1 -
 1 file changed, 1 deletion(-)

--- a/lib/radix-tree.c~radix-tree-remove-unused-variable
+++ a/lib/radix-tree.c
@@ -1136,7 +1136,6 @@ static void set_iter_tags(struct radix_t
 void __rcu **radix_tree_iter_resume(void __rcu **slot,
 					struct radix_tree_iter *iter)
 {
-	slot++;
 	iter->index = __radix_tree_iter_add(iter, 1);
 	iter->next_index = iter->index;
 	iter->tags = 0;
_

Patches currently in -mm which might be from arnd@xxxxxxxx are

radix-tree-remove-unused-variable.patch
sh-add-asm-generic-ioh-including-fix.patch
iomem-remove-__weak-ioremap_cache-helper.patch
gcov-shut-up-missing-prototype-warnings-for-internal-stubs.patch




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