summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/qla2xxx
diff options
context:
space:
mode:
authorAndrew Vasquez <andrew.vasquez@qlogic.com>2008-01-17 09:02:18 -0800
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-01-23 11:29:32 -0600
commitfc44765f5a232d451fa58a04606b254ac257b429 (patch)
tree2c536cbd8780f850b2ae6f5e64fc3bb2d9dea0b7 /drivers/scsi/qla2xxx
parentdf613b96077cee826b14089ae6e75eeabf71faa3 (diff)
downloadop-kernel-dev-fc44765f5a232d451fa58a04606b254ac257b429.zip
op-kernel-dev-fc44765f5a232d451fa58a04606b254ac257b429.tar.gz
[SCSI] qla2xxx: Correct late-memset() of EFT buffer.
Original code would clear the buffer after the firmware had already been initialized to use the buffer, thus potentially and inadvertantly clearing data previously DMA'd by the firmware. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/qla2xxx')
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index cacfd25..7637fa7 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -766,6 +766,7 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *ha)
goto cont_alloc;
}
+ memset(tc, 0, EFT_SIZE);
rval = qla2x00_enable_eft_trace(ha, tc_dma, EFT_NUM_BUFFERS);
if (rval) {
qla_printk(KERN_WARNING, ha, "Unable to initialize "
@@ -779,7 +780,6 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *ha)
EFT_SIZE / 1024);
eft_size = EFT_SIZE;
- memset(tc, 0, eft_size);
ha->eft_dma = tc_dma;
ha->eft = tc;
OpenPOWER on IntegriCloud