device-mapper-multipath/0012-libmultipath-fix-null-dereference-int-alloc_path_gro.patch
Benjamin Marzinski 996407fc5f device-mapper-multipath-0.7.7-7.gitb80318b
Update Source to latest upstream commit
Rename files
  * Previous patches 0001-0020 are now patches 0002-0021
  * Previous patches 0021-0028 are now patches 0026-0033
Add 0001-kpartx-Use-absolute-paths-to-create-mappings.patch
Add 0022-multipathd-check-for-NULL-udevice-in-cli_add_path.patch
Add 0023-libmultipath-remove-max_fds-code-duplication.patch
Add 0024-multipathd-set-return-code-for-multipathd-commands.patch
Add 0025-mpathpersist-fix-registration-rollback-issue.patch
  * The above 5 patches have been submitted upstream
2018-10-10 00:16:58 -05:00

31 lines
896 B
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Benjamin Marzinski <bmarzins@redhat.com>
Date: Mon, 30 Jul 2018 15:41:53 -0500
Subject: [PATCH] libmultipath: fix null dereference int alloc_path_group
If all_pathgroup failed to allocate a vector for pgp->paths, instead of
failing after it freed pgp, it would set pgp to NULL and then
dereference it. This patch fixes that. Found by coverity.
Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
---
libmultipath/structs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libmultipath/structs.c b/libmultipath/structs.c
index ae847d6..caa178a 100644
--- a/libmultipath/structs.c
+++ b/libmultipath/structs.c
@@ -165,7 +165,7 @@ alloc_pathgroup (void)
if (!pgp->paths) {
FREE(pgp);
- pgp = NULL;
+ return NULL;
}
dm_pathgroup_to_gen(pgp)->ops = &dm_gen_pathgroup_ops;
--
2.7.4