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Commit babcbbc7 authored by Andrey Ryabinin's avatar Andrey Ryabinin Committed by Linus Torvalds
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fs: dcache: Revert "manually unpoison dname after allocation to shut up kasan's reports" 



This reverts commit df4c0e36.

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

Signed-off-by: default avatarAndrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent bfe7aa6c

fs/dcache.c

+0 −5
Original line number Diff line number Diff line
@@ -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;

	}