[PATCH 13/13] vivid-radio-rx: Don't go past buffer

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drivers/media/platform/vivid/vivid-radio-rx.c:198 vivid_radio_rx_s_hw_freq_seek() error: buffer overflow 'vivid_radio_bands' 3 <= 3

Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>

diff --git a/drivers/media/platform/vivid/vivid-radio-rx.c b/drivers/media/platform/vivid/vivid-radio-rx.c
index c7651a506668..f99092ca8f5c 100644
--- a/drivers/media/platform/vivid/vivid-radio-rx.c
+++ b/drivers/media/platform/vivid/vivid-radio-rx.c
@@ -195,6 +195,8 @@ int vivid_radio_rx_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2
 			if (dev->radio_rx_freq >= vivid_radio_bands[band].rangelow &&
 			    dev->radio_rx_freq <= vivid_radio_bands[band].rangehigh)
 				break;
+		if (band == TOT_BANDS)
+			return -EINVAL;
 		low = vivid_radio_bands[band].rangelow;
 		high = vivid_radio_bands[band].rangehigh;
 	}
-- 
2.1.0

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