2e05bd3f7b
- Fixes for mdmon to ensure it run at the right time in the
fight mount namespace. This fixes various problems with
IMSM raid arrays in 15-SP4 (bsc#1205493, bsc#1205830)
- mdmon: fix segfault
0052-mdmon-fix-segfault.patch
- util: remove obsolete code from get_md_name
0053-util-remove-obsolete-code-from-get_md_name.patch
- mdmon: don't test both 'all' and 'container_name'.
0054-mdmon-don-t-test-both-all-and-container_name.patch
- mdmon: change systemd unit file to use --foreground
0055-mdmon-change-systemd-unit-file-to-use-foreground.patch
- mdmon: Remove need for KillMode=none
0056-mdmon-Remove-need-for-KillMode-none.patch
- mdmon: Improve switchroot interactions.
0057-mdmon-Improve-switchroot-interactions.patch
- mdopen: always try create_named_array()
0058-mdopen-always-try-create_named_array.patch
- Improvements for IMSM_NO_PLATFORM testing
0059-Improvements-for-IMSM_NO_PLATFORM-testing.patch
OBS-URL: https://build.opensuse.org/request/show/1082557
OBS-URL: https://build.opensuse.org/package/show/Base:System/mdadm?expand=0&rev=223
88 lines
2.3 KiB
Diff
88 lines
2.3 KiB
Diff
From 9b429fc0a4ffd7028b3b336589d38e32fb9045dc Mon Sep 17 00:00:00 2001
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From: Mateusz Kusiak <mateusz.kusiak@intel.com>
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Date: Mon, 2 Jan 2023 09:46:21 +0100
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Subject: [PATCH] mdmon: fix segfault
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Mdmon crashes if stat2devnm returns null.
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Use open_mddev to check if device is mddevice and get name using
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fd2devnm.
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Refactor container name handling.
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Signed-off-by: Mateusz Kusiak <mateusz.kusiak@intel.com>
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Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
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Signed-off-by: Coly Li <colyli@suse.de>
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---
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Makefile | 2 +-
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mdmon.c | 26 ++++++++++++--------------
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2 files changed, 13 insertions(+), 15 deletions(-)
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diff --git a/Makefile b/Makefile
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index ec1f99e..5eac1a4 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -160,7 +160,7 @@ SRCS = $(patsubst %.o,%.c,$(OBJS))
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INCL = mdadm.h part.h bitmap.h
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-MON_OBJS = mdmon.o monitor.o managemon.o uuid.o util.o maps.o mdstat.o sysfs.o \
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+MON_OBJS = mdmon.o monitor.o managemon.o uuid.o util.o maps.o mdstat.o sysfs.o config.o mapfile.o mdopen.o\
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policy.o lib.o \
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Kill.o sg_io.o dlink.o ReadMe.o super-intel.o \
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super-mbr.o super-gpt.o \
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diff --git a/mdmon.c b/mdmon.c
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index e9d035e..ecf52dc 100644
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--- a/mdmon.c
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+++ b/mdmon.c
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@@ -363,14 +363,14 @@ int main(int argc, char *argv[])
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}
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if (all == 0 && container_name == NULL) {
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- if (argv[optind])
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- container_name = argv[optind];
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+ if (argv[optind]) {
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+ container_name = get_md_name(argv[optind]);
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+ if (!container_name)
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+ container_name = argv[optind];
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+ }
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}
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- if (container_name == NULL)
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- usage();
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-
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- if (argc - optind > 1)
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+ if (container_name == NULL || argc - optind > 1)
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usage();
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if (strcmp(container_name, "/proc/mdstat") == 0)
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@@ -402,21 +402,19 @@ int main(int argc, char *argv[])
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free_mdstat(mdstat);
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return status;
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- } else if (strncmp(container_name, "md", 2) == 0) {
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- int id = devnm2devid(container_name);
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- if (id)
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- devnm = container_name;
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} else {
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- struct stat st;
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+ int mdfd = open_mddev(container_name, 1);
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- if (stat(container_name, &st) == 0)
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- devnm = xstrdup(stat2devnm(&st));
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+ if (mdfd < 0)
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+ return 1;
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+ devnm = fd2devnm(mdfd);
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+ close(mdfd);
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}
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if (!devnm) {
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pr_err("%s is not a valid md device name\n",
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container_name);
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- exit(1);
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+ return 1;
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}
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return mdmon(devnm, dofork && do_fork(), takeover);
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}
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--
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2.35.3
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