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[media] vivid-radio-rx: Don't go past buffer
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@osg.samsung.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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@ -195,6 +195,8 @@ int vivid_radio_rx_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2
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if (dev->radio_rx_freq >= vivid_radio_bands[band].rangelow &&
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dev->radio_rx_freq <= vivid_radio_bands[band].rangehigh)
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break;
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if (band == TOT_BANDS)
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return -EINVAL;
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low = vivid_radio_bands[band].rangelow;
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high = vivid_radio_bands[band].rangehigh;
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}
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