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Fix coverity defects: CID 147575, 147577, 147578, 147579

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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 <behlendorf1@llnl.gov>
Signed-off-by: cao.xuewen <cao.xuewen@zte.com.cn>
Closes #5365
This commit is contained in:
cao
2016-11-08 06:54:32 +08:00
committed by Brian Behlendorf
parent 3779913b35
commit f4bae2ed63
4 changed files with 4 additions and 4 deletions
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module/zfs/dmu_tx.c
+1 -1
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@@ -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;
}
module/zfs/dnode_sync.c
+1 -1
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@@ -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;
}
module/zfs/metaslab.c
+1 -1
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@@ -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);