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authorDan Carpenter <dan.carpenter@oracle.com>2018-12-17 10:05:36 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-05 15:34:38 +0100
commita2773e0f82dd6c2e99fb605b4c773707bba3ca4a (patch)
tree750e6173c7a8270148b01ed9d65b4975c77da92c /drivers/infiniband
parente56109035ee301ee1bf158ef469174f5a436e642 (diff)
IB/qib: Fix an error code in qib_sdma_verbs_send()
[ Upstream commit 5050ae5fa3d54c8e83e1e447cc7e3591110a7f57 ] We accidentally return success on this error path. Fixes: f931551bafe1 ("IB/qib: Add new qib driver for QLogic PCIe InfiniBand adapters") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/qib/qib_sdma.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/qib/qib_sdma.c b/drivers/infiniband/hw/qib/qib_sdma.c
index 891873b38a1e..5f3f197678b7 100644
--- a/drivers/infiniband/hw/qib/qib_sdma.c
+++ b/drivers/infiniband/hw/qib/qib_sdma.c
@@ -600,8 +600,10 @@ retry:
dw = (len + 3) >> 2;
addr = dma_map_single(&ppd->dd->pcidev->dev, sge->vaddr,
dw << 2, DMA_TO_DEVICE);
- if (dma_mapping_error(&ppd->dd->pcidev->dev, addr))
+ if (dma_mapping_error(&ppd->dd->pcidev->dev, addr)) {
+ ret = -ENOMEM;
goto unmap;
+ }
sdmadesc[0] = 0;
make_sdma_desc(ppd, sdmadesc, (u64) addr, dw, dwoffset);
/* SDmaUseLargeBuf has to be set in every descriptor */