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-rw-r--r--fs/dcache.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index d04be762b216..7d34f04ec7aa 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -38,6 +38,8 @@
#include <linux/prefetch.h>
#include <linux/ratelimit.h>
#include <linux/list_lru.h>
+#include <linux/kasan.h>
+
#include "internal.h"
#include "mount.h"
@@ -1429,6 +1431,9 @@ struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name)
}
atomic_set(&p->u.count, 1);
dname = p->name;
+ if (IS_ENABLED(CONFIG_DCACHE_WORD_ACCESS))
+ kasan_unpoison_shadow(dname,
+ round_up(name->len + 1, sizeof(unsigned long)));
} else {
dname = dentry->d_iname;
}