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authorDan Carpenter <error27@gmail.com>2009-04-14 19:50:33 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-04-29 15:41:11 -0300
commit5b83cfa98569663b6fa6cda85a1f2fd371a082c7 (patch)
tree1c790cd58393250fc18b68287082abc061998eef /drivers/media/video
parent3964b58a25fdca066011600bf58b38d00e9ae28d (diff)
V4L/DVB (11515): drivers/media/video/saa5249.c: fix use-after-free and leak
I moved the kfree() down a couple lines. t->vdev is going to be in freed memory so there is no point setting it to NULL. I added a kfree(t) on a Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/saa5249.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/saa5249.c b/drivers/media/video/saa5249.c
index 48b27fe4808..271d6e931b7 100644
--- a/drivers/media/video/saa5249.c
+++ b/drivers/media/video/saa5249.c
@@ -598,6 +598,7 @@ static int saa5249_probe(struct i2c_client *client,
/* Now create a video4linux device */
t->vdev = video_device_alloc();
if (t->vdev == NULL) {
+ kfree(t);
kfree(client);
return -ENOMEM;
}
@@ -617,9 +618,8 @@ static int saa5249_probe(struct i2c_client *client,
/* Register it */
err = video_register_device(t->vdev, VFL_TYPE_VTX, -1);
if (err < 0) {
- kfree(t);
video_device_release(t->vdev);
- t->vdev = NULL;
+ kfree(t);
return err;
}
return 0;