[PATCH 2/8] dvb-frontends: ves1820: fix potential integer overflow

[Gustavo A. R. Silva]

Cast state->config->xin to u64 in order to avoid a potential integer
overflow. This variable is being used in a context that expects an
expression of type u64.

Addresses-Coverity-ID: 200604 ("Unintentional integer overflow")
Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
---
 drivers/media/dvb-frontends/ves1820.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/dvb-frontends/ves1820.c 
b/drivers/media/dvb-frontends/ves1820.c
index 1d89792..9dbd582 100644
--- a/drivers/media/dvb-frontends/ves1820.c
+++ b/drivers/media/dvb-frontends/ves1820.c
@@ -137,7 +137,7 @@ static int ves1820_set_symbolrate(struct ves1820_state 
*state, u32 symbolrate)
                NDEC = 3;
 
        /* yeuch! */
-       fpxin = state->config->xin * 10;
+       fpxin = (u64)state->config->xin * 10;
        fptmp = fpxin; do_div(fptmp, 123);
        if (symbolrate < fptmp)
                SFIL = 1;
-- 
2.7.4