diff options
| author | Shuah Khan <shuah.khan@hp.com> | 2013-02-20 21:24:34 +0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-02-24 13:33:27 +0400 |
| commit | eceaae187d3bd457b3dba29c4f23bccda374db63 (patch) | |
| tree | 0be03c17478119101ddf736b0924ba1dfa919fc0 /drivers/scsi/hpsa.c | |
| parent | 208afec4f3be8c51ad6eebe6611dd6d2ad2fa298 (diff) | |
| download | linux-eceaae187d3bd457b3dba29c4f23bccda374db63.tar.xz | |
[SCSI] hpsa: Check for dma_mapping_error in hpsa_map_one
Signed-off-by: Shuah Khan <shuah.khan@hp.com>
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/hpsa.c')
| -rw-r--r-- | 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 4f338061b5c3..3b4d195b4978 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 = |