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[media] gspca_gl860: Add a present check to sd_stop0

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The sensor specific dev_post_unset_alt functions all try to write to the
bridge, and none free any memory, so they should be skipped if stop0
is called on disconnection.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans de Goede 2012-05-07 06:53:27 -03:00 committed by Mauro Carvalho Chehab
parent 8cd058423f
commit 45432d41a2
1 changed files with 3 additions and 0 deletions
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drivers/media/video/gspca/gl860/gl860.c
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@ -405,6 +405,9 @@ static void sd_stop0(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
if (!sd->gspca_dev.present)
return;
return sd->dev_post_unset_alt(gspca_dev);
}