V4L/DVB (9689): gspca: Memory leak when disconnect while streaming.
As a side effect, the sd routine stop0 is called on disconnect.
This permits the subdriver to free its resources.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index e48fbfc..f28d2f4 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -646,15 +646,14 @@
{
gspca_dev->streaming = 0;
atomic_set(&gspca_dev->nevent, 0);
- if (gspca_dev->present) {
- if (gspca_dev->sd_desc->stopN)
- gspca_dev->sd_desc->stopN(gspca_dev);
- destroy_urbs(gspca_dev);
- gspca_set_alt0(gspca_dev);
- if (gspca_dev->sd_desc->stop0)
- gspca_dev->sd_desc->stop0(gspca_dev);
- PDEBUG(D_STREAM, "stream off OK");
- }
+ if (gspca_dev->present
+ && gspca_dev->sd_desc->stopN)
+ gspca_dev->sd_desc->stopN(gspca_dev);
+ destroy_urbs(gspca_dev);
+ gspca_set_alt0(gspca_dev);
+ if (gspca_dev->sd_desc->stop0)
+ gspca_dev->sd_desc->stop0(gspca_dev);
+ PDEBUG(D_STREAM, "stream off OK");
}
static void gspca_set_default_mode(struct gspca_dev *gspca_dev)