Re: [PATCH] [SCSI] arcmsr: &/| confusion in arcmsr_build_ccb()

From: roel kluin
Date: Sat Jan 01 2011 - 13:40:32 EST


Make sure no other command which does a write, such as UNMAP and WRITE_32, is missed.

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
drivers/scsi/arcmsr/arcmsr_hba.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

If you agree this is the right fix, please ack.

diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 17e3df4..a5acedc 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -1171,7 +1171,7 @@ static int arcmsr_build_ccb(struct AdapterControlBlock *acb,
arcmsr_cdb->msgPages = arccdbsize/0x100 + (arccdbsize % 0x100 ? 1 : 0);
if ( arccdbsize > 256)
arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE;
- if (pcmd->cmnd[0]|WRITE_6 || pcmd->cmnd[0]|WRITE_10 || pcmd->cmnd[0]|WRITE_12 ){
+ if (pcmd->sc_data_direction == DMA_TO_DEVICE)
arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_WRITE;
}
ccb->arc_cdb_size = arccdbsize;
--
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