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| author | Andrew Vasquez <andrew.vasquez@qlogic.com> | 2008-05-12 22:21:12 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-05-15 16:39:29 +0100 |
| commit | fa0926df0f5cf63b998a79127519bdcfe9bf05f7 (patch) | |
| tree | 5dabc654d54f7dc6ff0d669210677bb44232eb06 /drivers/scsi | |
| parent | 6c2f527cb84cbd7d2d8a668c979e70bf78980ccc (diff) | |
| download | linux-3.10-fa0926df0f5cf63b998a79127519bdcfe9bf05f7.tar.gz linux-3.10-fa0926df0f5cf63b998a79127519bdcfe9bf05f7.tar.bz2 linux-3.10-fa0926df0f5cf63b998a79127519bdcfe9bf05f7.zip | |
[SCSI] qla2xxx: Don't depend on mailbox return values while enabling FCE tracing.
Recent firmwares no longer return the 'number of buffers' in
mailbox6. The original code may result in a potential panic
during a FW-dump process due to the driver misinterpreting the
size of the allocated buffer.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 3800876f96c..bf3a6f0b8ba 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -2508,7 +2508,7 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *ha, dma_addr_t fce_dma, if (mb) memcpy(mb, mcp->mb, 8 * sizeof(*mb)); if (dwords) - *dwords = mcp->mb[6]; + *dwords = buffers; } return rval; |