The patch titled
Subject: mm/execmem: remove logically deadcode in execmem.c
has been added to the -mm mm-unstable branch. Its filename is
execmem-add-support-for-cache-of-large-rox-pages-fix.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/execmem-add-support-for-cache-of-large-rox-pages-fix.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: "Everest K.C." <everestkc@xxxxxxxxxxxxxxxx>
Subject: mm/execmem: remove logically deadcode in execmem.c
Date: Thu, 10 Oct 2024 12:10:58 -0600
NULL check of variable `area` within the `mas_for_each` loop is
unnecessary, as the varialbe `area` can never be NULL. So, the `continue`
statement inside the if block is never reached.
Remove the if block that performs the NULL check.
This was reported by Coverity Scan:
https://scan7.scan.coverity.com/#/project-view/51525/11354?selectedIssue=1600362
Link: https://lkml.kernel.org/r/20241010181102.5522-1-everestkc@xxxxxxxxxxxxxxxx
Fixes: d44c3485820e ("execmem: add support for cache of large ROX pages")
Signed-off-by: Everest K.C. <everestkc@xxxxxxxxxxxxxxxx>
Cc: Kees Bakker <kees@xxxxxxxxxxxx>
Cc: Mike Rapoport (Microsoft) <rppt@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/execmem.c | 3 ---
1 file changed, 3 deletions(-)
--- a/mm/execmem.c~execmem-add-support-for-cache-of-large-rox-pages-fix
+++ a/mm/execmem.c
@@ -75,9 +75,6 @@ static void execmem_cache_clean(struct w
mas_for_each(&mas, area, ULONG_MAX) {
size_t size;
- if (!area)
- continue;
-
size = mas_range_len(&mas);
if (IS_ALIGNED(size, PMD_SIZE) &&
_
Patches currently in -mm which might be from everestkc@xxxxxxxxxxxxxxxx are
execmem-add-support-for-cache-of-large-rox-pages-fix.patch
