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isci: fix smp response frame overrun
author
Dan Williams
<dan.j.williams@intel.com>
Fri, 17 Jun 2011 00:20:35 +0000
(17:20 -0700)
committer
Dan Williams
<dan.j.williams@intel.com>
Sun, 3 Jul 2011 11:04:51 +0000
(
04:04
-0700)
Due to a typo we currently copy way too much when copying over the
response data, but since a request is likely backed by a full page
allocation we don't corrupt live data.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/scsi/isci/request.c
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diff --git
a/drivers/scsi/isci/request.c
b/drivers/scsi/isci/request.c
index
ebe160c
..
f4fbca7
100644
(file)
--- a/
drivers/scsi/isci/request.c
+++ b/
drivers/scsi/isci/request.c
@@
-1694,7
+1694,7
@@
scic_sds_io_request_frame_handler(struct scic_sds_request *sci_req,
frame_index,
&smp_resp);
- word_cnt = (sizeof(struct smp_re
q
) - SMP_RESP_HDR_SZ) /
+ word_cnt = (sizeof(struct smp_re
sp
) - SMP_RESP_HDR_SZ) /
sizeof(u32);
sci_swab32_cpy(((u8 *) rsp_hdr) + SMP_RESP_HDR_SZ,