linux-media.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH] media: dvbdev: Fix memleak in dvb_register_device
@ 2020-08-24 12:27 Dinghao Liu
  0 siblings, 0 replies; only message in thread
From: Dinghao Liu @ 2020-08-24 12:27 UTC (permalink / raw)
  To: dinghao.liu, kjlu
  Cc: Mauro Carvalho Chehab, Sean Young, Brad Love, Laurent Pinchart,
	Wolfram Sang, linux-media, linux-kernel

When device_create() fails, dvbdev and dvbdevfops should
be freed just like when dvb_register_media_device() fails.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
---
 drivers/media/dvb-core/dvbdev.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 959fa2820259..5ff7bedee247 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -539,6 +539,9 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
 	if (IS_ERR(clsdev)) {
 		pr_err("%s: failed to create device dvb%d.%s%d (%ld)\n",
 		       __func__, adap->num, dnames[type], id, PTR_ERR(clsdev));
+		dvb_media_device_free(dvbdev);
+		kfree(dvbdevfops);
+		kfree(dvbdev);
 		return PTR_ERR(clsdev);
 	}
 	dprintk("DVB: register adapter%d/%s%d @ minor: %i (0x%02x)\n",
-- 
2.17.1


^ permalink raw reply related	[flat|nested] only message in thread

only message in thread, other threads:[~2020-08-24 12:28 UTC | newest]

Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-08-24 12:27 [PATCH] media: dvbdev: Fix memleak in dvb_register_device Dinghao Liu

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).