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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2010-08-08 12:29:58 +0300 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2010-08-30 10:19:07 +0300 |
| commit | 66576833f5396af34c52160b16d7b8573199282a (patch) | |
| tree | 557944b9b8088fab39cdf426be299300530ec79f /fs/ubifs/gc.c | |
| parent | ab87118d717467cbcd9648692c2a9708d55193bc (diff) | |
| download | linux-66576833f5396af34c52160b16d7b8573199282a.tar.bz2 | |
UBIFS: improve assertion in node comparison functions
Improve assertions in gc.c in the comparison functions for 'list_sort()': check
key types _and_ node types.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/gc.c')
| -rw-r--r-- | fs/ubifs/gc.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c index 27815bb91125..dafef3d195d3 100644 --- a/fs/ubifs/gc.c +++ b/fs/ubifs/gc.c @@ -127,8 +127,11 @@ int data_nodes_cmp(void *priv, struct list_head *a, struct list_head *b) cond_resched(); sa = list_entry(a, struct ubifs_scan_node, list); sb = list_entry(b, struct ubifs_scan_node, list); + ubifs_assert(key_type(c, &sa->key) == UBIFS_DATA_KEY); ubifs_assert(key_type(c, &sb->key) == UBIFS_DATA_KEY); + ubifs_assert(sa->type == UBIFS_DATA_NODE); + ubifs_assert(sb->type == UBIFS_DATA_NODE); inuma = key_inum(c, &sa->key); inumb = key_inum(c, &sb->key); @@ -164,6 +167,9 @@ int nondata_nodes_cmp(void *priv, struct list_head *a, struct list_head *b) cond_resched(); sa = list_entry(a, struct ubifs_scan_node, list); sb = list_entry(b, struct ubifs_scan_node, list); + + ubifs_assert(key_type(c, &sa->key) != UBIFS_DATA_KEY && + key_type(c, &sb->key) != UBIFS_DATA_KEY); ubifs_assert(sa->type != UBIFS_DATA_NODE && sb->type != UBIFS_DATA_NODE); @@ -176,10 +182,15 @@ int nondata_nodes_cmp(void *priv, struct list_head *a, struct list_head *b) if (sb->type == UBIFS_INO_NODE) return 1; + ubifs_assert(key_type(c, &sa->key) == UBIFS_DENT_KEY || + key_type(c, &sa->key) == UBIFS_XENT_KEY); + ubifs_assert(key_type(c, &sb->key) == UBIFS_DENT_KEY || + key_type(c, &sb->key) == UBIFS_XENT_KEY); ubifs_assert(sa->type == UBIFS_DENT_NODE || sa->type == UBIFS_XENT_NODE); ubifs_assert(sb->type == UBIFS_DENT_NODE || sb->type == UBIFS_XENT_NODE); + inuma = key_inum(c, &sa->key); inumb = key_inum(c, &sb->key); |