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Date: Thu, 7 Dec 2017 15:50:28 +0000 From: alexander.levin@...izon.com To: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "stable@...r.kernel.org" <stable@...r.kernel.org> Cc: tangwenji <tang.wenji@....com.cn>, Nicholas Bellinger <nab@...ux-iscsi.org>, alexander.levin@...izon.com Subject: [PATCH AUTOSEL for 4.4 066/101] iscsi-target: fix memory leak in lio_target_tiqn_addtpg() From: tangwenji <tang.wenji@....com.cn> [ Upstream commit 12d5a43b2dffb6cd28062b4e19024f7982393288 ] tpg must free when call core_tpg_register() return fail Signed-off-by: tangwenji <tang.wenji@....com.cn> Signed-off-by: Nicholas Bellinger <nab@...ux-iscsi.org> Signed-off-by: Sasha Levin <alexander.levin@...izon.com> --- drivers/target/iscsi/iscsi_target_configfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 634ad3662ed6..8c49bc3dcc8c 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1210,7 +1210,7 @@ static struct se_portal_group *lio_target_tiqn_addtpg( ret = core_tpg_register(wwn, &tpg->tpg_se_tpg, SCSI_PROTOCOL_ISCSI); if (ret < 0) - return NULL; + goto free_out; ret = iscsit_tpg_add_portal_group(tiqn, tpg); if (ret != 0) @@ -1222,6 +1222,7 @@ static struct se_portal_group *lio_target_tiqn_addtpg( return &tpg->tpg_se_tpg; out: core_tpg_deregister(&tpg->tpg_se_tpg); +free_out: kfree(tpg); return NULL; } -- 2.11.0
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