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authorZhipeng Lu2024-02-21 13:17:04 +0800
committerHans Verkuil2024-02-28 16:00:33 +0100
commitd0b07f712bf61e1a3cf23c87c663791c42e50837 (patch)
treec33d7a2554f23e07cdc03f1c04307daf98f56d23 /drivers/media
parentb9b683844b01d171a72b9c0419a2d760d946ee12 (diff)
media: ttpci: fix two memleaks in budget_av_attach
When saa7146_register_device and saa7146_vv_init fails, budget_av_attach should free the resources it allocates, like the error-handling of ttpci_budget_init does. Besides, there are two fixme comment refers to such deallocations. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Signed-off-by: Zhipeng Lu <alexious@zju.edu.cn> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/pci/ttpci/budget-av.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/media/pci/ttpci/budget-av.c b/drivers/media/pci/ttpci/budget-av.c
index 230b104a7cdf..a47c5850ef87 100644
--- a/drivers/media/pci/ttpci/budget-av.c
+++ b/drivers/media/pci/ttpci/budget-av.c
@@ -1463,7 +1463,8 @@ static int budget_av_attach(struct saa7146_dev *dev, struct saa7146_pci_extensio
budget_av->has_saa7113 = 1;
err = saa7146_vv_init(dev, &vv_data);
if (err != 0) {
- /* fixme: proper cleanup here */
+ ttpci_budget_deinit(&budget_av->budget);
+ kfree(budget_av);
ERR("cannot init vv subsystem\n");
return err;
}
@@ -1472,9 +1473,10 @@ static int budget_av_attach(struct saa7146_dev *dev, struct saa7146_pci_extensio
vv_data.vid_ops.vidioc_s_input = vidioc_s_input;
if ((err = saa7146_register_device(&budget_av->vd, dev, "knc1", VFL_TYPE_VIDEO))) {
- /* fixme: proper cleanup here */
- ERR("cannot register capture v4l2 device\n");
saa7146_vv_release(dev);
+ ttpci_budget_deinit(&budget_av->budget);
+ kfree(budget_av);
+ ERR("cannot register capture v4l2 device\n");
return err;
}