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path: root/drivers/media/video/gspca/gspca.c
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Diffstat (limited to 'drivers/media/video/gspca/gspca.c')
-rw-r--r--drivers/media/video/gspca/gspca.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index a566fd394895..242f0fb68d6e 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -1347,9 +1347,11 @@ ok:
gspca_dev->fr_i,
gspca_dev->fr_o);
- if (gspca_dev->sd_desc->dq_callback)
+ if (gspca_dev->sd_desc->dq_callback) {
+ mutex_lock(&gspca_dev->usb_lock);
gspca_dev->sd_desc->dq_callback(gspca_dev);
-
+ mutex_unlock(&gspca_dev->usb_lock);
+ }
return j;
}