Commit 8e402107 authored by Alexander Aring's avatar Alexander Aring Committed by David Teigland
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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: default avatarAlexander Aring <aahringo@redhat.com>
Signed-off-by: default avatarDavid Teigland <teigland@redhat.com>
parent 8d90041a

fs/dlm/lockspace.c

+3 −0
Original line number Diff line number Diff line
@@ -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;

include/linux/dlm.h

+1 −0
Original line number Diff line number Diff line
@@ -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