Update mdadm package to latest mdadm since mdadm-4.2 (jsc#PED-1009) OBS-URL: https://build.opensuse.org/request/show/1033139 OBS-URL: https://build.opensuse.org/package/show/Base:System/mdadm?expand=0&rev=210
116 lines
3.1 KiB
Diff
116 lines
3.1 KiB
Diff
From 55c10e4de13abe3e6934895e1fff7d2d20d0b2c2 Mon Sep 17 00:00:00 2001
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From: Pawel Baldysiak <pawel.baldysiak@intel.com>
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Date: Thu, 1 Sep 2022 11:20:31 +0200
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Subject: [PATCH 56/61] Monitor: Fix statelist memory leaks
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Patch-mainline: mdadm-4.2+
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References: jsc#PED-1009
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Free statelist in error path in Monitor initialization.
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Signed-off-by: Pawel Baldysiak <pawel.baldysiak@intel.com>
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Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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Signed-off-by: Coly Li <colyli@suse.de>
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---
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Monitor.c | 40 +++++++++++++++++++++++++++++++---------
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1 file changed, 31 insertions(+), 9 deletions(-)
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diff --git a/Monitor.c b/Monitor.c
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index 93f36ac..b4e954c 100644
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--- a/Monitor.c
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+++ b/Monitor.c
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@@ -74,6 +74,7 @@ static int add_new_arrays(struct mdstat_ent *mdstat, struct state **statelist,
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int test, struct alert_info *info);
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static void try_spare_migration(struct state *statelist, struct alert_info *info);
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static void link_containers_with_subarrays(struct state *list);
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+static void free_statelist(struct state *statelist);
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#ifndef NO_LIBUDEV
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static int check_udev_activity(void);
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#endif
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@@ -128,7 +129,6 @@ int Monitor(struct mddev_dev *devlist,
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*/
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struct state *statelist = NULL;
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- struct state *st2;
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int finished = 0;
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struct mdstat_ent *mdstat = NULL;
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char *mailfrom;
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@@ -185,12 +185,14 @@ int Monitor(struct mddev_dev *devlist,
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continue;
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if (strcasecmp(mdlist->devname, "<ignore>") == 0)
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continue;
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+ if (!is_mddev(mdlist->devname)) {
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+ free_statelist(statelist);
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+ return 1;
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+ }
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st = xcalloc(1, sizeof *st);
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snprintf(st->devname, MD_NAME_MAX + sizeof("/dev/md/"),
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"/dev/md/%s", basename(mdlist->devname));
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- if (!is_mddev(mdlist->devname))
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- return 1;
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st->next = statelist;
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st->devnm[0] = 0;
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st->percent = RESYNC_UNKNOWN;
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@@ -206,8 +208,10 @@ int Monitor(struct mddev_dev *devlist,
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for (dv = devlist; dv; dv = dv->next) {
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struct state *st;
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- if (!is_mddev(dv->devname))
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+ if (!is_mddev(dv->devname)) {
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+ free_statelist(statelist);
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return 1;
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+ }
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st = xcalloc(1, sizeof *st);
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mdlist = conf_get_ident(dv->devname);
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@@ -294,16 +298,16 @@ int Monitor(struct mddev_dev *devlist,
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for (stp = &statelist; (st = *stp) != NULL; ) {
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if (st->from_auto && st->err > 5) {
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*stp = st->next;
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- free(st->spare_group);
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+ if (st->spare_group)
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+ free(st->spare_group);
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+
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free(st);
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} else
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stp = &st->next;
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}
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}
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- for (st2 = statelist; st2; st2 = statelist) {
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- statelist = st2->next;
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- free(st2);
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- }
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+
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+ free_statelist(statelist);
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if (pidfile)
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unlink(pidfile);
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@@ -1056,6 +1060,24 @@ static void link_containers_with_subarrays(struct state *list)
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}
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}
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+/**
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+ * free_statelist() - Frees statelist.
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+ * @statelist: statelist to free
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+ */
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+static void free_statelist(struct state *statelist)
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+{
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+ struct state *tmp = NULL;
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+
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+ while (statelist) {
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+ if (statelist->spare_group)
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+ free(statelist->spare_group);
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+
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+ tmp = statelist;
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+ statelist = statelist->next;
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+ free(tmp);
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+ }
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+}
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+
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#ifndef NO_LIBUDEV
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/* function: check_udev_activity
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* Description: Function waits for udev to finish
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--
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2.35.3
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