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authorZdenek Kabelac <zkabelac@redhat.com>2021-07-27 16:57:39 +0200
committerZdenek Kabelac <zkabelac@redhat.com>2021-07-28 00:49:28 +0200
commitb2db01b530e995a80abe3379019503a8cae72b10 (patch)
tree67f4755d9cc0f5a6fd2afffb4c4868f43d023689
parentb7edda8a98281b6eb400fe41f2498e031bce7ccf (diff)
downloadlvm2-b2db01b530e995a80abe3379019503a8cae72b10.tar.gz
cov: dev-mpath: check config_wwids_file
Since config_wwids_file is checked for NULL, test is also before calling _read_wwid_file() that is directly dereferencing it.
-rw-r--r--lib/device/dev-mpath.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/device/dev-mpath.c b/lib/device/dev-mpath.c
index d3eaf42a3..ba7bf9740 100644
--- a/lib/device/dev-mpath.c
+++ b/lib/device/dev-mpath.c
@@ -124,7 +124,8 @@ int dev_mpath_init(const char *config_wwids_file)
_wwid_hash_tab = wwid_tab;
- _read_wwid_file(config_wwids_file);
+ if (config_wwids_file)
+ _read_wwid_file(config_wwids_file);
return 1;
}