From: Mauro Carvalho Chehab Date: Wed, 29 Apr 2015 12:46:24 +0000 (-0300) Subject: [media] stv0297: change typecast to u64 to avoid smatch warnings X-Git-Tag: v4.2-rc1~107^2~498 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5e6b681b1249a6db33ae12ef13a8285d0de39679;p=karo-tx-linux.git [media] stv0297: change typecast to u64 to avoid smatch warnings drivers/media/dvb-frontends/stv0297.c:140 stv0297_get_symbolrate() warn: should 'stv0297_readreg(state, 86) << 8' be a 64 bit type? drivers/media/dvb-frontends/stv0297.c:141 stv0297_get_symbolrate() warn: should 'stv0297_readreg(state, 87) << 16' be a 64 bit type? drivers/media/dvb-frontends/stv0297.c:142 stv0297_get_symbolrate() warn: should 'stv0297_readreg(state, 88) << 24' be a 64 bit type? Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb-frontends/stv0297.c b/drivers/media/dvb-frontends/stv0297.c index d40f226160ef..dfc14d5c3999 100644 --- a/drivers/media/dvb-frontends/stv0297.c +++ b/drivers/media/dvb-frontends/stv0297.c @@ -136,10 +136,10 @@ static u32 stv0297_get_symbolrate(struct stv0297_state *state) { u64 tmp; - tmp = stv0297_readreg(state, 0x55); - tmp |= stv0297_readreg(state, 0x56) << 8; - tmp |= stv0297_readreg(state, 0x57) << 16; - tmp |= stv0297_readreg(state, 0x58) << 24; + tmp = (u64)(stv0297_readreg(state, 0x55) + | (stv0297_readreg(state, 0x56) << 8) + | (stv0297_readreg(state, 0x57) << 16) + | (stv0297_readreg(state, 0x58) << 24)); tmp *= STV0297_CLOCK_KHZ; tmp >>= 32;