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dlm: check for undefined release_option values 

Checking on all undefined release_option values to return -EINVAL in
case a user is providing them to dlm_release_lockspace().

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Alexander Aring 2025-08-14 11:22:14 -04:00 committed by David Teigland
parent 8d90041a0d
commit 8e40210788
2 changed files with 4 additions and 0 deletions
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3
fs/dlm/lockspace.c
View File

@ -797,6 +797,9 @@ int dlm_release_lockspace(void *lockspace, unsigned int release_option)
struct dlm_ls *ls;
int error;
if (release_option > __DLM_RELEASE_MAX)
return -EINVAL;
ls = dlm_find_lockspace_local(lockspace);
if (!ls)
return -EINVAL;

1
include/linux/dlm.h
View File

@ -113,6 +113,7 @@ int dlm_new_lockspace(const char *name, const char *cluster,
#define DLM_RELEASE_NORMAL 2
#define DLM_RELEASE_NO_EVENT 3
#define DLM_RELEASE_RECOVER 4
#define __DLM_RELEASE_MAX DLM_RELEASE_RECOVER
/*
* dlm_release_lockspace