[PATCH] IB/hfi1: prevent memory leak in sdma_init

From: Navid Emamdoost
Date: Wed Sep 25 2019 - 10:45:54 EST


In sdma_init if rhashtable_init fails the allocated memory for
tmp_sdma_rht should be released.

Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
---
drivers/infiniband/hw/hfi1/sdma.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c
index 2395fd4233a7..2ed7bfd5feea 100644
--- a/drivers/infiniband/hw/hfi1/sdma.c
+++ b/drivers/infiniband/hw/hfi1/sdma.c
@@ -1526,8 +1526,11 @@ int sdma_init(struct hfi1_devdata *dd, u8 port)
}

ret = rhashtable_init(tmp_sdma_rht, &sdma_rht_params);
- if (ret < 0)
+ if (ret < 0) {
+ kfree(tmp_sdma_rht);
goto bail;
+ }
+
dd->sdma_rht = tmp_sdma_rht;

dd_dev_info(dd, "SDMA num_sdma: %u\n", dd->num_sdma);
--
2.17.1