svn commit: r220209 - head/sys/geom/raid
Alexander Motin
mav at FreeBSD.org
Thu Mar 31 16:14:35 UTC 2011
Author: mav
Date: Thu Mar 31 16:14:35 2011
New Revision: 220209
URL: http://svn.freebsd.org/changeset/base/220209
Log:
Bunch of small bugfixes and cleanups.
Found with: Coverity Prevent(tm)
CID: 9656, 9658, 9693, 9705, 9706, 9707, 9808, 9809, 9810,
9711, 9712, 9713, 9714
Modified:
head/sys/geom/raid/md_intel.c
head/sys/geom/raid/md_jmicron.c
head/sys/geom/raid/md_nvidia.c
head/sys/geom/raid/md_promise.c
head/sys/geom/raid/md_sii.c
head/sys/geom/raid/tr_raid1.c
Modified: head/sys/geom/raid/md_intel.c
==============================================================================
--- head/sys/geom/raid/md_intel.c Thu Mar 31 15:52:12 2011 (r220208)
+++ head/sys/geom/raid/md_intel.c Thu Mar 31 16:14:35 2011 (r220209)
@@ -541,9 +541,9 @@ intel_meta_write_spare(struct g_consumer
/* Fill anchor and single disk. */
meta = malloc(INTEL_MAX_MD_SIZE(1), M_MD_INTEL, M_WAITOK | M_ZERO);
- memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC));
+ memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1);
memcpy(&meta->version[0], INTEL_VERSION_1000,
- sizeof(INTEL_VERSION_1000));
+ sizeof(INTEL_VERSION_1000) - 1);
meta->config_size = INTEL_MAX_MD_SIZE(1);
meta->config_id = arc4random();
meta->generation = 1;
@@ -1881,10 +1881,8 @@ g_raid_md_ctl_intel(struct g_raid_md_obj
/* If disk was assigned, just update statuses. */
if (pd->pd_disk_pos >= 0) {
g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
- if (disk->d_consumer) {
- g_raid_kill_consumer(sc, disk->d_consumer);
- disk->d_consumer = NULL;
- }
+ g_raid_kill_consumer(sc, disk->d_consumer);
+ disk->d_consumer = NULL;
TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
g_raid_change_subdisk_state(sd,
G_RAID_SUBDISK_S_NONE);
@@ -2049,7 +2047,7 @@ g_raid_md_write_intel(struct g_raid_md_o
/* Fill anchor and disks. */
meta = malloc(INTEL_MAX_MD_SIZE(numdisks),
M_MD_INTEL, M_WAITOK | M_ZERO);
- memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC));
+ memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1);
meta->config_size = INTEL_MAX_MD_SIZE(numdisks);
meta->config_id = mdi->mdio_config_id;
meta->generation = mdi->mdio_generation;
@@ -2214,7 +2212,7 @@ g_raid_md_write_intel(struct g_raid_md_o
meta->total_volumes = vi;
if (strcmp(version, INTEL_VERSION_1300) != 0)
meta->attributes &= INTEL_ATTR_CHECKSUM;
- memcpy(&meta->version[0], version, sizeof(INTEL_VERSION_1000));
+ memcpy(&meta->version[0], version, sizeof(INTEL_VERSION_1000) - 1);
/* We are done. Print meta data and store them to disks. */
g_raid_md_intel_print(meta);
Modified: head/sys/geom/raid/md_jmicron.c
==============================================================================
--- head/sys/geom/raid/md_jmicron.c Thu Mar 31 15:52:12 2011 (r220208)
+++ head/sys/geom/raid/md_jmicron.c Thu Mar 31 16:14:35 2011 (r220209)
@@ -431,7 +431,10 @@ g_raid_md_jmicron_start_disk(struct g_ra
olddisk = NULL;
/* Find disk position in metadata by it's serial. */
- disk_pos = jmicron_meta_find_disk(meta, pd->pd_disk_id);
+ if (pd->pd_meta != NULL)
+ disk_pos = jmicron_meta_find_disk(meta, pd->pd_disk_id);
+ else
+ disk_pos = -1;
if (disk_pos < 0) {
G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk");
/* If we are in the start process, that's all for now. */
@@ -522,7 +525,7 @@ nofit:
* Different disks may have different sizes/offsets,
* especially in concat mode. Update.
*/
- if (pd->pd_meta != NULL && !resurrection) {
+ if (!resurrection) {
sd->sd_offset =
(off_t)pd->pd_meta->offset * 16 * 512; //ZZZ
sd->sd_size =
@@ -1300,10 +1303,8 @@ g_raid_md_ctl_jmicron(struct g_raid_md_o
/* If disk was assigned, just update statuses. */
if (pd->pd_disk_pos >= 0) {
g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
- if (disk->d_consumer) {
- g_raid_kill_consumer(sc, disk->d_consumer);
- disk->d_consumer = NULL;
- }
+ g_raid_kill_consumer(sc, disk->d_consumer);
+ disk->d_consumer = NULL;
TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
g_raid_change_subdisk_state(sd,
G_RAID_SUBDISK_S_NONE);
Modified: head/sys/geom/raid/md_nvidia.c
==============================================================================
--- head/sys/geom/raid/md_nvidia.c Thu Mar 31 15:52:12 2011 (r220208)
+++ head/sys/geom/raid/md_nvidia.c Thu Mar 31 16:14:35 2011 (r220209)
@@ -1311,10 +1311,8 @@ g_raid_md_ctl_nvidia(struct g_raid_md_ob
/* If disk was assigned, just update statuses. */
if (pd->pd_disk_pos >= 0) {
g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
- if (disk->d_consumer) {
- g_raid_kill_consumer(sc, disk->d_consumer);
- disk->d_consumer = NULL;
- }
+ g_raid_kill_consumer(sc, disk->d_consumer);
+ disk->d_consumer = NULL;
TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
g_raid_change_subdisk_state(sd,
G_RAID_SUBDISK_S_NONE);
@@ -1435,7 +1433,7 @@ g_raid_md_write_nvidia(struct g_raid_md_
meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK | M_ZERO);
if (mdi->mdio_meta)
memcpy(meta, mdi->mdio_meta, sizeof(*meta));
- memcpy(meta->nvidia_id, NVIDIA_MAGIC, sizeof(NVIDIA_MAGIC));
+ memcpy(meta->nvidia_id, NVIDIA_MAGIC, sizeof(NVIDIA_MAGIC) - 1);
meta->config_size = 30;
meta->version = 0x0064;
meta->total_sectors = vol->v_mediasize / vol->v_sectorsize;
Modified: head/sys/geom/raid/md_promise.c
==============================================================================
--- head/sys/geom/raid/md_promise.c Thu Mar 31 15:52:12 2011 (r220208)
+++ head/sys/geom/raid/md_promise.c Thu Mar 31 16:14:35 2011 (r220209)
@@ -398,7 +398,8 @@ next:
&off, &size)) {
/* Optionally add record for unused space. */
meta = (struct promise_raid_conf *)buf;
- memcpy(&meta->promise_id[0], PROMISE_MAGIC, sizeof(PROMISE_MAGIC));
+ memcpy(&meta->promise_id[0], PROMISE_MAGIC,
+ sizeof(PROMISE_MAGIC) - 1);
meta->dummy_0 = 0x00020000;
meta->integrity = PROMISE_I_VALID;
meta->disk.flags = PROMISE_F_ONLINE | PROMISE_F_VALID;
@@ -462,7 +463,7 @@ promise_meta_write_spare(struct g_consum
int error;
meta = malloc(sizeof(*meta), M_MD_PROMISE, M_WAITOK | M_ZERO);
- memcpy(&meta->promise_id[0], PROMISE_MAGIC, sizeof(PROMISE_MAGIC));
+ memcpy(&meta->promise_id[0], PROMISE_MAGIC, sizeof(PROMISE_MAGIC) - 1);
meta->dummy_0 = 0x00020000;
meta->integrity = PROMISE_I_VALID;
meta->disk.flags = PROMISE_F_SPARE | PROMISE_F_ONLINE | PROMISE_F_VALID;
@@ -818,10 +819,10 @@ restart:
} else
update = 0;
if (update) {
+ updated = 1;
g_raid_md_write_promise(md, vol, NULL, disk);
break;
}
- updated += update;
}
}
if (updated)
@@ -1684,7 +1685,8 @@ g_raid_md_write_promise(struct g_raid_md
meta = malloc(sizeof(*meta), M_MD_PROMISE, M_WAITOK | M_ZERO);
if (pv->pv_meta != NULL)
memcpy(meta, pv->pv_meta, sizeof(*meta));
- memcpy(meta->promise_id, PROMISE_MAGIC, sizeof(PROMISE_MAGIC));
+ memcpy(meta->promise_id, PROMISE_MAGIC,
+ sizeof(PROMISE_MAGIC) - 1);
meta->dummy_0 = 0x00020000;
meta->integrity = PROMISE_I_VALID;
Modified: head/sys/geom/raid/md_sii.c
==============================================================================
--- head/sys/geom/raid/md_sii.c Thu Mar 31 15:52:12 2011 (r220208)
+++ head/sys/geom/raid/md_sii.c Thu Mar 31 16:14:35 2011 (r220209)
@@ -1389,10 +1389,8 @@ g_raid_md_ctl_sii(struct g_raid_md_objec
/* If disk was assigned, just update statuses. */
if (pd->pd_disk_pos >= 0) {
g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
- if (disk->d_consumer) {
- g_raid_kill_consumer(sc, disk->d_consumer);
- disk->d_consumer = NULL;
- }
+ g_raid_kill_consumer(sc, disk->d_consumer);
+ disk->d_consumer = NULL;
TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
g_raid_change_subdisk_state(sd,
G_RAID_SUBDISK_S_NONE);
Modified: head/sys/geom/raid/tr_raid1.c
==============================================================================
--- head/sys/geom/raid/tr_raid1.c Thu Mar 31 15:52:12 2011 (r220208)
+++ head/sys/geom/raid/tr_raid1.c Thu Mar 31 16:14:35 2011 (r220209)
@@ -720,8 +720,6 @@ g_raid_tr_iodone_raid1(struct g_raid_tr_
bp->bio_error);
bp->bio_cmd = BIO_WRITE;
bp->bio_cflags = G_RAID_BIO_FLAG_SYNC;
- bp->bio_offset = bp->bio_offset;
- bp->bio_length = bp->bio_length;
G_RAID_LOGREQ(4, bp, "Queueing rebuild write.");
g_raid_subdisk_iostart(trs->trso_failed_sd, bp);
} else {
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