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| author | Zdenek Kabelac <zkabelac@redhat.com> | 2023-05-10 13:28:38 +0200 |
|---|---|---|
| committer | Zdenek Kabelac <zkabelac@redhat.com> | 2023-05-10 15:27:48 +0200 |
| commit | 7b52a663a6436581cfacd9212929db551a00920f (patch) | |
| tree | 50092aff1dbca448d7d1e33871ecb2d231c9fb89 | |
| parent | 0cc5c2203b72e84b12cc93f2f73fb679f3f7ae09 (diff) | |
| download | lvm2-7b52a663a6436581cfacd9212929db551a00920f.tar.gz | |
cov: validate dev_get_primary_dev result
Make sure primary_dev is defined when using it.
| -rw-r--r-- | lib/device/dev-mpath.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/device/dev-mpath.c b/lib/device/dev-mpath.c index 5433b64e1..e6fc63afd 100644 --- a/lib/device/dev-mpath.c +++ b/lib/device/dev-mpath.c @@ -688,7 +688,8 @@ int dev_is_mpath_component(struct cmd_context *cmd, struct device *dev, dev_t *h * primary_result 2: dev is a partition, primary_dev is the whole device * primary_result 1: dev is a whole device */ - primary_result = dev_get_primary_dev(dt, dev, &primary_dev); + if (!(primary_result = dev_get_primary_dev(dt, dev, &primary_dev))) + return_0; if (_dev_is_mpath_component_sysfs(cmd, dev, primary_result, primary_dev, holder_devno) == 1) goto found; |