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From: Navid Emamdoost <navid.emamdoost@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: emamd001@umn.edu, kjlu@umn.edu, smccaman@umn.edu,
	Navid Emamdoost <navid.emamdoost@gmail.com>,
	"James (Qian) Wang" <james.qian.wang@arm.com>,
	Liviu Dudau <liviu.dudau@arm.com>,
	Brian Starkey <brian.starkey@arm.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: [PATCH] drm/komeda: prevent memory leak in komeda_wb_connector_add
Date: Tue, 24 Sep 2019 23:30:30 -0500	[thread overview]
Message-ID: <20190925043031.32308-1-navid.emamdoost@gmail.com> (raw)

In komeda_wb_connector_add if drm_writeback_connector_init fails the
allocated memory for kwb_conn should be released.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
 drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c b/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c
index 2851cac94d86..75133f967fdb 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c
@@ -166,8 +166,10 @@ static int komeda_wb_connector_add(struct komeda_kms_dev *kms,
 					   &komeda_wb_encoder_helper_funcs,
 					   formats, n_formats);
 	komeda_put_fourcc_list(formats);
-	if (err)
+	if (err) {
+		kfree(kwb_conn);
 		return err;
+	}
 
 	drm_connector_helper_add(&wb_conn->base, &komeda_wb_conn_helper_funcs);
 
-- 
2.17.1


             reply	other threads:[~2019-09-25  4:30 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-25  4:30 Navid Emamdoost [this message]
2019-09-25  5:59 ` james qian wang (Arm Technology China)
2019-09-27  8:08 ` james qian wang (Arm Technology China)

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