gspca: ov534/topro: prevent a division by 0

[pandora-kernel.git] / drivers / media / video / gspca / topro.c

diff --git a/drivers/media/video/gspca/topro.c b/drivers/media/video/gspca/topro.c
index 29596c5..aac823b 100644 (file)
--- a/drivers/media/video/gspca/topro.c
+++ b/drivers/media/video/gspca/topro.c
@@ -4789,7 +4789,11 @@ static void sd_set_streamparm(struct gspca_dev *gspca_dev,
        struct v4l2_fract *tpf = &cp->timeperframe;
        int fr, i;
 
-       sd->framerate = tpf->denominator / tpf->numerator;
+       if (tpf->numerator == 0 || tpf->denominator == 0)
+               sd->framerate = 30;
+       else
+               sd->framerate = tpf->denominator / tpf->numerator;
+
        if (gspca_dev->streaming)
                setframerate(gspca_dev);