From aca3b0fa3d04b40c96934d86cc224cccfa7ea8e0 Mon Sep 17 00:00:00 2001
From: Saravanan Vajravel <saravanan.vajravel@broadcom.com>
Date: Fri, 31 Mar 2023 23:34:24 -0700
Subject: [PATCH 1/1] RDMA/core: Fix GID entry ref leak when create_ah fails
Git-commit: aca3b0fa3d04b40c96934d86cc224cccfa7ea8e0
Patch-mainline: v6.3-rc7
References: git-fixes

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")
Link: https://lore.kernel.org/r/20230401063424.342204-1-saravanan.vajravel@broadcom.com
Reviewed-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Saravanan Vajravel <saravanan.vajravel@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Nicolas Morey <nmorey@suse.com>
---
 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);
 	}
-- 
2.39.1.1.gbe015eda0162