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>

diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index e223a911a8346691d065e573f0ce0ab0ea9465fc..5ec4d60525d812aade835112b65490f2bab91d6c 100644 (file)
--- 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;
        }