Commit b59de95b authored by Heinrich Schuchardt's avatar Heinrich Schuchardt Committed by Mauro Carvalho Chehab
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[media] ds3000: fix reading array out of bound in ds3000_read_snr 



An attempt was made to read dvbs2_snr_tab[80],
though dvbs2_snr_tab has only 80 elements.

Signed-off-by: default avatarHeinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: default avatarMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent 7e6bd12f

drivers/media/dvb-frontends/ds3000.c

+1 −1
Original line number Diff line number Diff line
@@ -616,7 +616,7 @@ static int ds3000_read_snr(struct dvb_frontend *fe, u16 *snr) 
			snr_reading = dvbs2_noise_reading / tmp;

			if (snr_reading > 80)

				snr_reading = 80;

			*snr = -(dvbs2_snr_tab[snr_reading] / 1000);

			*snr = -(dvbs2_snr_tab[snr_reading - 1] / 1000);

		}

		dprintk("%s: raw / cooked = 0x%02x / 0x%04x\n", __func__,

				snr_reading, *snr);