[PATCH for-rc] RDMA/core: Fix GID entry ref leak when create_ah fails

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If AH create request fails, release sgid_attr to avoid
GID entry referrence leak reported while releasing GID
table

Fixes: 1a1f460ff151 ("RDMA: Hold the sgid_attr inside the struct ib_ah/qp")
Reviewed-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
Signed-off-by: Saravanan Vajravel <saravanan.vajravel@xxxxxxxxxxxx>
---
 drivers/infiniband/core/verbs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 11b1c1603aeb..b99b3cc283b6 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -532,6 +532,8 @@ static struct ib_ah *_rdma_create_ah(struct ib_pd *pd,
 	else
 		ret = device->ops.create_ah(ah, &init_attr, NULL);
 	if (ret) {
+		if (ah->sgid_attr)
+			rdma_put_gid_attr(ah->sgid_attr);
 		kfree(ah);
 		return ERR_PTR(ret);
 	}
-- 
2.27.0


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