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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2008-05-12 22:21:12 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-05-15 16:39:29 +0100
commitfa0926df0f5cf63b998a79127519bdcfe9bf05f7 (patch)
tree5dabc654d54f7dc6ff0d669210677bb44232eb06 /drivers/scsi
parent6c2f527cb84cbd7d2d8a668c979e70bf78980ccc (diff)
[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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 3800876f96c3..bf3a6f0b8ba2 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;