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path: root/fs/ubifs/super.c
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-rw-r--r--fs/ubifs/super.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 845c5d7af909..bffadbb67e47 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -1876,8 +1876,10 @@ static int ubifs_remount_fs(struct super_block *sb, int *flags, char *data)
bu_init(c);
else {
dbg_gen("disable bulk-read");
+ mutex_lock(&c->bu_mutex);
kfree(c->bu.buf);
c->bu.buf = NULL;
+ mutex_unlock(&c->bu_mutex);
}
ubifs_assert(c->lst.taken_empty_lebs > 0);