When dma_alloc_coherent fails to allocate dd->cr_base[i].va,
init_credit_return should deallocate dd->cr_base and
dd->cr_base[i] that allocated before. Or those resources
would be never freed and a memleak is triggered.
Fixes: 7724105686e7 ("IB/hfi1: add driver files")
Signed-off-by: Zhipeng Lu <alexious@xxxxxxxxxx>
---
drivers/infiniband/hw/hfi1/pio.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
index 68c621ff59d0..5a91cbda4aee 100644
--- a/drivers/infiniband/hw/hfi1/pio.c
+++ b/drivers/infiniband/hw/hfi1/pio.c
@@ -2086,7 +2086,7 @@ int init_credit_return(struct hfi1_devdata *dd)
"Unable to allocate credit return DMA range for NUMA %d\n",
i);
ret = -ENOMEM;
- goto done;
+ goto free_cr_base;
}
}
set_dev_node(&dd->pcidev->dev, dd->node);
@@ -2094,6 +2094,10 @@ int init_credit_return(struct hfi1_devdata *dd)
ret = 0;
done:
return ret;
+
+free_cr_base:
+ free_credit_return(dd);
+ goto done;
}
void free_credit_return(struct hfi1_devdata *dd)
--
2.34.1
