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| author | Jean-Francois Moine <moinejf@free.fr> | 2008-11-18 10:33:08 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-11-24 15:01:07 +0100 |
| commit | 98522a7be97f2b23451342e36c39f412f0461e24 (patch) | |
| tree | 49da3f3aa6d3b2ffc2cd6143cbcbd79de3b7be51 /drivers/media/video/gspca/spca505.c | |
| parent | V4L/DVB (9668): em28xx: fix a race condition with hald (diff) | |
| download | linux-98522a7be97f2b23451342e36c39f412f0461e24.tar.xz linux-98522a7be97f2b23451342e36c39f412f0461e24.zip | |
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>
Diffstat (limited to 'drivers/media/video/gspca/spca505.c')
| -rw-r--r-- | drivers/media/video/gspca/spca505.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/spca505.c b/drivers/media/video/gspca/spca505.c index b345749213cf..895b9fe4018c 100644 --- a/drivers/media/video/gspca/spca505.c +++ b/drivers/media/video/gspca/spca505.c @@ -742,8 +742,12 @@ static void sd_stopN(struct gspca_dev *gspca_dev) reg_write(gspca_dev->dev, 0x02, 0x00, 0x00); } +/* called on streamoff with alt 0 and on disconnect */ static void sd_stop0(struct gspca_dev *gspca_dev) { + if (!gspca_dev->present) + return; + /* This maybe reset or power control */ reg_write(gspca_dev->dev, 0x03, 0x03, 0x20); reg_write(gspca_dev->dev, 0x03, 0x01, 0x0); |