* [merged mm-nonmm-stable] kallsyms-use-kmalloc_array-instead-of-kmalloc.patch removed from -mm tree
@ 2025-09-28 18:37 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2025-09-28 18:37 UTC (permalink / raw)
To: mm-commits, shuah, david.hunter.linux, chandna.linuxkernel, akpm
The quilt patch titled
Subject: kallsyms: use kmalloc_array() instead of kmalloc()
has been removed from the -mm tree. Its filename was
kallsyms-use-kmalloc_array-instead-of-kmalloc.patch
This patch was dropped because it was merged into the mm-nonmm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Sahil Chandna <chandna.linuxkernel@gmail.com>
Subject: kallsyms: use kmalloc_array() instead of kmalloc()
Date: Fri, 26 Sep 2025 13:20:53 +0530
Replace kmalloc(sizeof(*stat) * 2, GFP_KERNEL) with kmalloc_array(2,
sizeof(*stat), GFP_KERNEL) to prevent potential overflow, as recommended
in Documentation/process/deprecated.rst.
Link: https://lkml.kernel.org/r/20250926075053.25615-1-chandna.linuxkernel@gmail.com
Signed-off-by: Sahil Chandna <chandna.linuxkernel@gmail.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: David Hunter <david.hunter.linux@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
kernel/kallsyms_selftest.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/kallsyms_selftest.c~kallsyms-use-kmalloc_array-instead-of-kmalloc
+++ a/kernel/kallsyms_selftest.c
@@ -264,7 +264,7 @@ static int test_kallsyms_basic_function(
char namebuf[KSYM_NAME_LEN];
struct test_stat *stat, *stat2;
- stat = kmalloc(sizeof(*stat) * 2, GFP_KERNEL);
+ stat = kmalloc_array(2, sizeof(*stat), GFP_KERNEL);
if (!stat)
return -ENOMEM;
stat2 = stat + 1;
_
Patches currently in -mm which might be from chandna.linuxkernel@gmail.com are
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2025-09-28 18:37 [merged mm-nonmm-stable] kallsyms-use-kmalloc_array-instead-of-kmalloc.patch removed from -mm tree Andrew Morton
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