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Fix coverity defects: CID 147626, 147628

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CID 147626: Type:Dereference before null check
CID 147628: Type:Dereference before null check

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov
Reviewed-by: Chunwei Chen <david.chen@osnexus.com>
Signed-off-by: cao.xuewen <cao.xuewen@zte.com.cn>
Closes #5304
This commit is contained in:
cao 2016-11-09 06:28:17 +08:00 committed by Brian Behlendorf
parent ffb78320c8
commit a36cc8d242
2 changed files with 8 additions and 11 deletions
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2
module/zfs/zfs_fm.c
View File

@ -272,7 +272,6 @@ zfs_ereport_start(nvlist_t **ereport_out, nvlist_t **detector_out,
FM_EREPORT_PAYLOAD_ZFS_POOL_CONTEXT, DATA_TYPE_INT32, FM_EREPORT_PAYLOAD_ZFS_POOL_CONTEXT, DATA_TYPE_INT32,
spa_load_state(spa), NULL); spa_load_state(spa), NULL);
if (spa != NULL) {
fm_payload_set(ereport, FM_EREPORT_PAYLOAD_ZFS_POOL_FAILMODE, fm_payload_set(ereport, FM_EREPORT_PAYLOAD_ZFS_POOL_FAILMODE,
DATA_TYPE_STRING, DATA_TYPE_STRING,
spa_get_failmode(spa) == ZIO_FAILURE_MODE_WAIT ? spa_get_failmode(spa) == ZIO_FAILURE_MODE_WAIT ?
@ -280,7 +279,6 @@ zfs_ereport_start(nvlist_t **ereport_out, nvlist_t **detector_out,
spa_get_failmode(spa) == ZIO_FAILURE_MODE_CONTINUE ? spa_get_failmode(spa) == ZIO_FAILURE_MODE_CONTINUE ?
FM_EREPORT_FAILMODE_CONTINUE : FM_EREPORT_FAILMODE_PANIC, FM_EREPORT_FAILMODE_CONTINUE : FM_EREPORT_FAILMODE_PANIC,
NULL); NULL);
}
if (vd != NULL) { if (vd != NULL) {
vdev_t *pvd = vd->vdev_parent; vdev_t *pvd = vd->vdev_parent;

1
module/zfs/zfs_vnops.c
View File

@ -4256,7 +4256,6 @@ zfs_putpage(struct inode *ip, struct page *pp, struct writeback_control *wbc)
* writepages() normally handles the entire commit for * writepages() normally handles the entire commit for
* performance reasons. * performance reasons.
*/ */
if (zsb->z_log != NULL)
zil_commit(zsb->z_log, zp->z_id); zil_commit(zsb->z_log, zp->z_id);
} }