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path: root/drivers/media/video/gspca/conex.c
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Diffstat (limited to 'drivers/media/video/gspca/conex.c')
-rw-r--r--drivers/media/video/gspca/conex.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/conex.c b/drivers/media/video/gspca/conex.c
index a9d51ba7c57..de28354ea5b 100644
--- a/drivers/media/video/gspca/conex.c
+++ b/drivers/media/video/gspca/conex.c
@@ -846,10 +846,13 @@ static int sd_start(struct gspca_dev *gspca_dev)
return 0;
}
+/* called on streamoff with alt 0 and on disconnect */
static void sd_stop0(struct gspca_dev *gspca_dev)
{
int retry = 50;
+ if (!gspca_dev->present)
+ return;
reg_w_val(gspca_dev, 0x0000, 0x00);
reg_r(gspca_dev, 0x0002, 1);
reg_w_val(gspca_dev, 0x0053, 0x00);