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[3/4] ubifs: Add assert to dent_key_init()

Message ID 20170209212837.14197-3-richard@nod.at
State Superseded
Delegated to: Richard Weinberger
Headers show

Commit Message

Richard Weinberger Feb. 9, 2017, 9:28 p.m. UTC 
...to make sure that we don't use it for double hashed lookups
instead of dent_key_init_hash().

Signed-off-by: Richard Weinberger <richard@nod.at>
---
 fs/ubifs/key.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/fs/ubifs/key.h b/fs/ubifs/key.h
index 7547be512db2..b1f7c0caa3ac 100644
--- a/fs/ubifs/key.h
+++ b/fs/ubifs/key.h
@@ -162,6 +162,7 @@  static inline void dent_key_init(const struct ubifs_info *c,
 	uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm));
 
 	ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
+	ubifs_assert(!nm->hash && !nm->minor_hash);
 	key->u32[0] = inum;
 	key->u32[1] = hash | (UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS);
 }