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authordelphij <delphij@FreeBSD.org>2014-06-06 00:13:38 +0000
committerdelphij <delphij@FreeBSD.org>2014-06-06 00:13:38 +0000
commit7d6c01c3fd5dcd34d979cf0b09dacddacbd0c3aa (patch)
tree79f098d9f827d4ce6c98c4acdf7ef0adeafbb1c6 /sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c
parentfd27454064b88f76dd91d74b0763f0c4b2d42a3c (diff)
downloadFreeBSD-src-7d6c01c3fd5dcd34d979cf0b09dacddacbd0c3aa.zip
FreeBSD-src-7d6c01c3fd5dcd34d979cf0b09dacddacbd0c3aa.tar.gz
MFC r266915: MFV 266913+266914:
3897 zfs filesystem and snapshot limits (fix leak) 4901 zfs filesystem/snapshot limit leaks
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c')
-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c
index d61dbc1..47b85f9 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c
@@ -489,7 +489,7 @@ dsl_dir_init_fs_ss_count(dsl_dir_t *dd, dmu_tx_t *tx)
zap_attribute_t *za;
dsl_dataset_t *ds;
- ASSERT(spa_feature_is_enabled(dp->dp_spa, SPA_FEATURE_FS_SS_LIMIT));
+ ASSERT(spa_feature_is_active(dp->dp_spa, SPA_FEATURE_FS_SS_LIMIT));
ASSERT(dsl_pool_config_held(dp));
ASSERT(dmu_tx_is_syncing(tx));
@@ -549,6 +549,7 @@ dsl_dir_init_fs_ss_count(dsl_dir_t *dd, dmu_tx_t *tx)
if (za->za_name[0] != '%')
my_ss_cnt++;
}
+ zap_cursor_fini(zc);
dsl_dataset_rele(ds, FTAG);
@@ -1717,7 +1718,7 @@ dsl_dir_rename_check(void *arg, dmu_tx_t *tx)
}
if (dmu_tx_is_syncing(tx)) {
- if (spa_feature_is_enabled(dp->dp_spa,
+ if (spa_feature_is_active(dp->dp_spa,
SPA_FEATURE_FS_SS_LIMIT)) {
/*
* Although this is the check function and we don't
@@ -1745,8 +1746,11 @@ dsl_dir_rename_check(void *arg, dmu_tx_t *tx)
err = zap_lookup(os, dd->dd_object,
DD_FIELD_FILESYSTEM_COUNT, sizeof (fs_cnt), 1,
&fs_cnt);
- if (err != ENOENT && err != 0)
+ if (err != ENOENT && err != 0) {
+ dsl_dir_rele(newparent, FTAG);
+ dsl_dir_rele(dd, FTAG);
return (err);
+ }
/*
* have to add 1 for the filesystem itself that we're
@@ -1757,8 +1761,11 @@ dsl_dir_rename_check(void *arg, dmu_tx_t *tx)
err = zap_lookup(os, dd->dd_object,
DD_FIELD_SNAPSHOT_COUNT, sizeof (ss_cnt), 1,
&ss_cnt);
- if (err != ENOENT && err != 0)
+ if (err != ENOENT && err != 0) {
+ dsl_dir_rele(newparent, FTAG);
+ dsl_dir_rele(dd, FTAG);
return (err);
+ }
}
/* no rename into our descendant */
@@ -1809,7 +1816,7 @@ dsl_dir_rename_sync(void *arg, dmu_tx_t *tx)
* We already made sure the dd counts were initialized in the
* check function.
*/
- if (spa_feature_is_enabled(dp->dp_spa,
+ if (spa_feature_is_active(dp->dp_spa,
SPA_FEATURE_FS_SS_LIMIT)) {
VERIFY0(zap_lookup(os, dd->dd_object,
DD_FIELD_FILESYSTEM_COUNT, sizeof (fs_cnt), 1,
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