dlm: silence a harmless use after free warning

We pass the freed "r" pointer back to the caller.  It's harmless but it
upsets the static checkers.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David Teigland <teigland@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index e223a911a834..5ec4d60525d8 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -687,6 +687,7 @@ static int find_rsb_dir(struct dlm_ls *ls, char *name, int len,
                 log_error(ls, "find_rsb new from_other %d dir %d our %d %s",
                           from_nodeid, dir_nodeid, our_nodeid, r->res_name);
                 dlm_free_rsb(r);
+                r = NULL;
                 error = -ENOTBLK;
                 goto out_unlock;
         }