From: Shuah Khan <shuah.khan@xxxxxx>
Signed-off-by: Shuah Khan <shuah.khan@xxxxxx>
Signed-off-by: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
---
drivers/scsi/hpsa.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 4f33806..3b4d195 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -1405,6 +1405,11 @@ static void hpsa_map_one(struct pci_dev *pdev,
}
addr64 = (u64) pci_map_single(pdev, buf, buflen, data_direction);
+ if (dma_mapping_error(&pdev->dev, addr64)) {
+ cp->Header.SGList = 0;
+ cp->Header.SGTotal = 0;
+ return;
+ }
cp->SG[0].Addr.lower =
(u32) (addr64 & (u64) 0x00000000FFFFFFFF);
cp->SG[0].Addr.upper =
--
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