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RDMA/core: Fix GID entry ref leak when create_ah fails 

[ Upstream commit aca3b0fa3d ]

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

Fixes: 1a1f460ff1 ("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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Saravanan Vajravel 2023-03-31 23:34:24 -07:00 committed by Greg Kroah-Hartman
parent 5c9367ac5a
commit 370280c65c
1 changed files with 2 additions and 0 deletions
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2
drivers/infiniband/core/verbs.c
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@ -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);
}