xiaomi-sm8450/android_kernel_xiaomi_sm8450
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[SCSI] isci: fix support for large smp requests

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Kill the local smp response buffer.

Besides being unnecessary, it is too small (currently truncates
responses to 60 bytes).  The mid-layer will have already allocated a
sufficiently sized buffer, just kmap and copy into it directly.

Cc: <stable@kernel.org>
Reported-by: Derick Marks <derick.w.marks@intel.com>
Tested-by: Derick Marks <derick.w.marks@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Dan Williams
2011-09-28 18:35:27 -07:00
committed by James Bottomley
parent 6fbc769219
commit 54b5e3a4bf
4 changed files with 21 additions and 35 deletions
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2
drivers/scsi/isci/sas.h
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@@ -204,8 +204,6 @@ struct smp_req {
u8 req_data[0];
} __packed;
#define SMP_RESP_HDR_SZ 4
/*
* struct sci_sas_address - This structure depicts how a SAS address is
* represented by SCI.