From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 473BC2566 for ; Tue, 18 Apr 2023 12:30:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C0C6FC433D2; Tue, 18 Apr 2023 12:30:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1681821022; bh=qaDObJuHAgHPTP/fXm7M+X/FfnY7LSsyocNSgaDB7CE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uZrLir4bF2a2B9QyTwKlB2XjXZ38FPAlEIVSxQgDhgvLf2jh2wFjoxpNDeG6csJgt Nsm3ct3nJJWjTEi5dl1UYLtjjdmje90OlQSHyJSQ+nMHqTLE7nvWeNTeC+RAJmX5Tb 0apeCCYiIAxpNxbDobsOk9X6y4x3MDF3i2q8Sp3w= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Selvin Xavier , Saravanan Vajravel , Jason Gunthorpe , Sasha Levin Subject: [PATCH 5.4 61/92] RDMA/core: Fix GID entry ref leak when create_ah fails Date: Tue, 18 Apr 2023 14:21:36 +0200 Message-Id: <20230418120306.976762177@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230418120304.658273364@linuxfoundation.org> References: <20230418120304.658273364@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Saravanan Vajravel [ Upstream commit aca3b0fa3d04b40c96934d86cc224cccfa7ea8e0 ] 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 Signed-off-by: Saravanan Vajravel Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- 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 93a7ff1bd02c7..f61933dacbfd8 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -521,6 +521,8 @@ static struct ib_ah *_rdma_create_ah(struct ib_pd *pd, ret = device->ops.create_ah(ah, ah_attr, flags, udata); if (ret) { + if (ah->sgid_attr) + rdma_put_gid_attr(ah->sgid_attr); kfree(ah); return ERR_PTR(ret); } -- 2.39.2