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mdadm/0094-super-ddf.c-fix-memleak-in-get_vd_num_of_subarray.patch
Coly Li 90d4e6869d Accepting request 1137473 from home:colyli:branches:Base:System
- Update mdadm to latest upstream state upto commit
  582945c2d3bb. (jsc#PED-7542)
  1) The testing changes are not included here.
  2) Code clean up, and more helper routines added for Manage.c,
     Monitor.c, mdadm.c, ReadMe.c, super-intel.c, super0.c, super1.c,
     Create.c, Incremental.c and so on.
  3) Man page update for mdadm.8.in.
  4) Several memory leak and double free fixes.
  5) Check /etc/initrd-release for whether systemd running on an initrd.
  - Manage: Block unsafe member failing
    0062-Manage-Block-unsafe-member-failing.patch
  - Mdmonitor: Split alert() into separate functions
    0063-Mdmonitor-Split-alert-into-separate-functions.patch
  - Monitor: block if monitor modes are combined.
    0064-Monitor-block-if-monitor-modes-are-combined.patch
  - Update mdadm Monitor manual.
    0065-Update-mdadm-Monitor-manual.patch
  - mdadm: create ident_init()
    0066-mdadm-create-ident_init.patch
  - mdadm: Add option validation for --update-subarray
    0067-mdadm-Add-option-validation-for-update-subarray.patch
  - Fix --update-subarray on active volume
    0068-Fix-update-subarray-on-active-volume.patch
  - Add code specific update options to enum.
    0069-Add-code-specific-update-options-to-enum.patch
  - super-ddf: Remove update_super_ddf.
    0070-super-ddf-Remove-update_super_ddf.patch
  - super0: refactor the code for enum
    0071-super0-refactor-the-code-for-enum.patch
  - super1: refactor the code for enum

OBS-URL: https://build.opensuse.org/request/show/1137473
OBS-URL: https://build.opensuse.org/package/show/Base:System/mdadm?expand=0&rev=231
2024-01-11 00:49:23 +00:00

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1.4 KiB
Diff

From 68b90794adf8287fa534cc8f35efb09772b133d0 Mon Sep 17 00:00:00 2001
From: Wu Guanghao <wuguanghao3@huawei.com>
Date: Sat, 4 Mar 2023 00:21:35 +0800
Subject: [PATCH] super-ddf.c: fix memleak in get_vd_num_of_subarray()
sra = sysfs_read() should be free before return in
get_vd_num_of_subarray()
Signed-off-by: Wu Guanghao <wuguanghao3@huawei.com>
Acked-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
Acked-by: Coly Li <colyli@suse.de>
Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
---
super-ddf.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/super-ddf.c b/super-ddf.c
index 309812d..b86c6ac 100644
--- a/super-ddf.c
+++ b/super-ddf.c
@@ -1592,15 +1592,20 @@ static unsigned int get_vd_num_of_subarray(struct supertype *st)
sra = sysfs_read(-1, st->devnm, GET_VERSION);
if (!sra || sra->array.major_version != -1 ||
sra->array.minor_version != -2 ||
- !is_subarray(sra->text_version))
+ !is_subarray(sra->text_version)) {
+ if (sra)
+ sysfs_free(sra);
return DDF_NOTFOUND;
+ }
sub = strchr(sra->text_version + 1, '/');
if (sub != NULL)
vcnum = strtoul(sub + 1, &end, 10);
if (sub == NULL || *sub == '\0' || *end != '\0' ||
- vcnum >= be16_to_cpu(ddf->active->max_vd_entries))
+ vcnum >= be16_to_cpu(ddf->active->max_vd_entries)) {
+ sysfs_free(sra);
return DDF_NOTFOUND;
+ }
return vcnum;
}
--
2.35.3