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authorcao <[email protected]>2016-11-08 06:54:32 +0800
committerBrian Behlendorf <[email protected]>2016-11-07 14:54:32 -0800
commitf4bae2ed6361917660f5238cd35672ad18d7babc (patch)
treed6daaaee06823c7da02ed3ed066dc6e4bfbffb71
parent3779913b35634d9d34ac9eb709203275b28050c2 (diff)
Fix coverity defects: CID 147575, 147577, 147578, 147579
CID 147575, Type:Unintentional integer overflow CID 147577, Type:Unintentional integer overflow CID 147578, Type:Unintentional integer overflow CID 147579, Type:Unintentional integer overflow Reviewed-by: Brian Behlendorf <[email protected]> Signed-off-by: cao.xuewen <[email protected]> Closes #5365
-rw-r--r--lib/libzfs/libzfs_sendrecv.c2
-rw-r--r--module/zfs/dmu_tx.c2
-rw-r--r--module/zfs/dnode_sync.c2
-rw-r--r--module/zfs/metaslab.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/lib/libzfs/libzfs_sendrecv.c b/lib/libzfs/libzfs_sendrecv.c
index 21d67e74d..8926d1173 100644
--- a/lib/libzfs/libzfs_sendrecv.c
+++ b/lib/libzfs/libzfs_sendrecv.c
@@ -259,7 +259,7 @@ cksummer(void *arg)
* a power of 2 if necessary.
*/
if (!ISP2(numbuckets))
- numbuckets = 1 << high_order_bit(numbuckets);
+ numbuckets = 1ULL << high_order_bit(numbuckets);
ddt.dedup_hash_array = calloc(numbuckets, sizeof (dedup_entry_t *));
ddt.ddecache = umem_cache_create("dde", sizeof (dedup_entry_t), 0,
diff --git a/module/zfs/dmu_tx.c b/module/zfs/dmu_tx.c
index 3ee946885..f0119963c 100644
--- a/module/zfs/dmu_tx.c
+++ b/module/zfs/dmu_tx.c
@@ -755,7 +755,7 @@ dmu_tx_hold_zap(dmu_tx_t *tx, uint64_t object, int add, const char *name)
* block. So there will be at most 2 blocks total,
* including the header block.
*/
- dmu_tx_count_write(txh, 0, 2 << fzap_default_block_shift);
+ dmu_tx_count_write(txh, 0, 2ULL << fzap_default_block_shift);
return;
}
diff --git a/module/zfs/dnode_sync.c b/module/zfs/dnode_sync.c
index 6d1fa3339..527707104 100644
--- a/module/zfs/dnode_sync.c
+++ b/module/zfs/dnode_sync.c
@@ -292,7 +292,7 @@ free_children(dmu_buf_impl_t *db, uint64_t blkid, uint64_t nblks,
}
/* If this whole block is free, free ourself too. */
- for (i = 0, bp = db->db.db_data; i < 1 << epbs; i++, bp++) {
+ for (i = 0, bp = db->db.db_data; i < 1ULL << epbs; i++, bp++) {
if (!BP_IS_HOLE(bp))
break;
}
diff --git a/module/zfs/metaslab.c b/module/zfs/metaslab.c
index 37fa9a7a3..27a758ee0 100644
--- a/module/zfs/metaslab.c
+++ b/module/zfs/metaslab.c
@@ -1769,7 +1769,7 @@ metaslab_should_condense(metaslab_t *msp)
range_seg_t *rs;
uint64_t size, entries, segsz, object_size, optimal_size, record_size;
dmu_object_info_t doi;
- uint64_t vdev_blocksize = 1 << msp->ms_group->mg_vd->vdev_ashift;
+ uint64_t vdev_blocksize = 1ULL << msp->ms_group->mg_vd->vdev_ashift;
ASSERT(MUTEX_HELD(&msp->ms_lock));
ASSERT(msp->ms_loaded);