From: Richard Weinberger <richard@nod.at>
Date: Mon, 26 Jun 2017 13:49:04 +0200
Subject: [PATCH] ubifs: Set double hash cookie also for RENAME_EXCHANGE
References: bnc#1060662
Patch-mainline: v4.12.4
Git-commit: a6664433d383eeb71cbdeb9aea2c66eeea76e742
commit a6664433d383eeb71cbdeb9aea2c66eeea76e742 upstream.
We developed RENAME_EXCHANGE and UBIFS_FLG_DOUBLE_HASH more or less in
parallel and this case was forgotten. :-(
Fixes: d63d61c16972 ("ubifs: Implement UBIFS_FLG_DOUBLE_HASH")
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
fs/ubifs/journal.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index 981a7ea86674..df1aff716fab 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -984,6 +984,7 @@ int ubifs_jnl_xrename(struct ubifs_info *c, const struct inode *fst_dir,
dent1->nlen = cpu_to_le16(fname_len(snd_nm));
memcpy(dent1->name, fname_name(snd_nm), fname_len(snd_nm));
dent1->name[fname_len(snd_nm)] = '\0';
+ set_dent_cookie(c, dent1);
zero_dent_node_unused(dent1);
ubifs_prep_grp_node(c, dent1, dlen1, 0);
@@ -996,6 +997,7 @@ int ubifs_jnl_xrename(struct ubifs_info *c, const struct inode *fst_dir,
dent2->nlen = cpu_to_le16(fname_len(fst_nm));
memcpy(dent2->name, fname_name(fst_nm), fname_len(fst_nm));
dent2->name[fname_len(fst_nm)] = '\0';
+ set_dent_cookie(c, dent2);
zero_dent_node_unused(dent2);
ubifs_prep_grp_node(c, dent2, dlen2, 0);
--
2.14.2