From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 5 Feb 2014 13:21:53 +0000 (+0300)
Subject: dlm: silence a harmless use after free warning
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e8243f32f2550de0eb97180f02a4e94c42d68b38;p=linux-beck.git

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 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;
 	}