fs: dcache: Revert "manually unpoison dname after allocation to shut up kasan's reports"

This reverts commit df4c0e36f1.

It's no longer needed since dentry_string_cmp() now uses
read_word_at_a_time() to avoid kasan's reports.

Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrey Ryabinin 2018-02-01 21:00:52 +03:00 committed by Linus Torvalds
parent bfe7aa6c39
commit babcbbc7c4
1 changed files with 0 additions and 5 deletions

View File

@ -38,8 +38,6 @@
#include <linux/prefetch.h>
#include <linux/ratelimit.h>
#include <linux/list_lru.h>
#include <linux/kasan.h>
#include "internal.h"
#include "mount.h"
@ -1623,9 +1621,6 @@ 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;
}