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Use M_ZERO.

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Submitted by:	josh@zipperup.org
Submitted by:	Robert Drehmel <robd@gmx.net>
Approved by:	mark_salyzyn@adaptec.com
This commit is contained in:
David Malone 2000-12-03 13:21:55 +00:00
parent 0863e00340
commit 087e2cb75a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=69548
1 changed files with 12 additions and 22 deletions
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34
sys/dev/asr/asr.c
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@ -837,8 +837,7 @@ asr_alloc_ccb (
OUT union asr_ccb * new_ccb;
if ((new_ccb = (union asr_ccb *)malloc(sizeof(*new_ccb),
M_DEVBUF, M_WAITOK)) != (union asr_ccb *)NULL) {
bzero (new_ccb, sizeof(*new_ccb));
M_DEVBUF, M_WAITOK | M_ZERO)) != (union asr_ccb *)NULL) {
new_ccb->ccb_h.pinfo.priority = 1;
new_ccb->ccb_h.pinfo.index = CAM_UNQUEUED_INDEX;
new_ccb->ccb_h.spriv_ptr0 = sc;
@ -1118,13 +1117,11 @@ ASR_getTidAddress(
if ((new_entry == FALSE)
|| ((sc->ha_targets[bus] = bus_ptr = (target2lun_t *)malloc (
sizeof(*bus_ptr) + (sizeof(bus_ptr->LUN) * new_size),
M_TEMP, M_WAITOK))
M_TEMP, M_WAITOK | M_ZERO))
== (target2lun_t *)NULL)) {
debug_asr_printf("failed to allocate bus list\n");
return ((tid_t *)NULL);
}
bzero (bus_ptr, sizeof(*bus_ptr)
+ (sizeof(bus_ptr->LUN) * new_size));
bus_ptr->size = new_size + 1;
} else if (bus_ptr->size <= new_size) {
target2lun_t * new_bus_ptr;
@ -1137,17 +1134,15 @@ ASR_getTidAddress(
if ((new_entry == FALSE)
|| ((new_bus_ptr = (target2lun_t *)malloc (
sizeof(*bus_ptr) + (sizeof(bus_ptr->LUN) * new_size),
M_TEMP, M_WAITOK))
M_TEMP, M_WAITOK | M_ZERO))
== (target2lun_t *)NULL)) {
debug_asr_printf("failed to reallocate bus list\n");
return ((tid_t *)NULL);
}
/*
* Zero and copy the whole thing, safer, simpler coding
* Copy the whole thing, safer, simpler coding
* and not really performance critical at this point.
*/
bzero (new_bus_ptr, sizeof(*bus_ptr)
+ (sizeof(bus_ptr->LUN) * new_size));
bcopy (bus_ptr, new_bus_ptr, sizeof(*bus_ptr)
+ (sizeof(bus_ptr->LUN) * (bus_ptr->size - 1)));
sc->ha_targets[bus] = new_bus_ptr;
@ -1175,13 +1170,11 @@ ASR_getTidAddress(
if ((new_entry == FALSE)
|| ((bus_ptr->LUN[target] = target_ptr = (lun2tid_t *)malloc (
sizeof(*target_ptr) + (sizeof(target_ptr->TID) * new_size),
M_TEMP, M_WAITOK))
M_TEMP, M_WAITOK | M_ZERO))
== (lun2tid_t *)NULL)) {
debug_asr_printf("failed to allocate target list\n");
return ((tid_t *)NULL);
}
bzero (target_ptr, sizeof(*target_ptr)
+ (sizeof(target_ptr->TID) * new_size));
target_ptr->size = new_size + 1;
} else if (target_ptr->size <= new_size) {
lun2tid_t * new_target_ptr;
@ -1194,17 +1187,15 @@ ASR_getTidAddress(
if ((new_entry == FALSE)
|| ((new_target_ptr = (lun2tid_t *)malloc (
sizeof(*target_ptr) + (sizeof(target_ptr->TID) * new_size),
M_TEMP, M_WAITOK))
M_TEMP, M_WAITOK | M_ZERO))
== (lun2tid_t *)NULL)) {
debug_asr_printf("failed to reallocate target list\n");
return ((tid_t *)NULL);
}
/*
* Zero and copy the whole thing, safer, simpler coding
* Copy the whole thing, safer, simpler coding
* and not really performance critical at this point.
*/
bzero (new_target_ptr, sizeof(*target_ptr)
+ (sizeof(target_ptr->TID) * new_size));
bcopy (target_ptr, new_target_ptr,
sizeof(*target_ptr)
+ (sizeof(target_ptr->TID) * (target_ptr->size - 1)));
@ -2099,11 +2090,10 @@ ASR_setSysTab(
int retVal;
if ((SystemTable = (PI2O_SET_SYSTAB_HEADER)malloc (
sizeof(I2O_SET_SYSTAB_HEADER), M_TEMP, M_WAITOK))
sizeof(I2O_SET_SYSTAB_HEADER), M_TEMP, M_WAITOK | M_ZERO))
== (PI2O_SET_SYSTAB_HEADER)NULL) {
return (ENOMEM);
}
bzero (SystemTable, sizeof(I2O_SET_SYSTAB_HEADER));
for (ha = Asr_softc; ha; ha = ha->ha_next) {
++SystemTable->NumberEntries;
}
@ -2515,7 +2505,9 @@ asr_attach (ATTACH_ARGS)
struct scsi_inquiry_data * iq;
ATTACH_SET();
if ((sc = malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT)) == (Asr_softc_t *)NULL) {
if ((sc = malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT | M_ZERO)) ==
(Asr_softc_t *)NULL)
{
ATTACH_RETURN(ENOMEM);
}
if (Asr_softc == (Asr_softc_t *)NULL) {
@ -2529,7 +2521,6 @@ asr_attach (ATTACH_ARGS)
/*
* Initialize the software structure
*/
bzero (sc, sizeof(*sc));
LIST_INIT(&sc->ha_ccb);
# ifdef ASR_MEASURE_PERFORMANCE
{
@ -2716,13 +2707,12 @@ asr_attach (ATTACH_ARGS)
printf ("asr%d:", unit);
if ((iq = (struct scsi_inquiry_data *)malloc (
sizeof(struct scsi_inquiry_data), M_TEMP, M_WAITOK))
sizeof(struct scsi_inquiry_data), M_TEMP, M_WAITOK | M_ZERO))
!= (struct scsi_inquiry_data *)NULL) {
defAlignLong(PRIVATE_SCSI_SCB_EXECUTE_MESSAGE,Message);
PPRIVATE_SCSI_SCB_EXECUTE_MESSAGE Message_Ptr;
int posted = 0;
bzero (iq, sizeof(struct scsi_inquiry_data));
bzero (Message_Ptr
= getAlignLong(PRIVATE_SCSI_SCB_EXECUTE_MESSAGE, Message),
sizeof(PRIVATE_SCSI_SCB_EXECUTE_MESSAGE)