1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/media/dvb/frontends/cx24113.c b/drivers/media/dvb/frontends/cx24113.c
index e4fd533a427c..075b2b57cf09 100644
--- a/drivers/media/dvb/frontends/cx24113.c
+++ b/drivers/media/dvb/frontends/cx24113.c
@@ -303,6 +303,7 @@ static void cx24113_calc_pll_nf(struct cx24113_state *state, u16 *n, s32 *f)
 {
         s32 N;
         s64 F;
+        u64 dividend;
         u8 R, r;
         u8 vcodiv;
         u8 factor;
@@ -346,7 +347,10 @@ static void cx24113_calc_pll_nf(struct cx24113_state *state, u16 *n, s32 *f)
         F = freq_hz;
         F *= (u64) (R * vcodiv * 262144);
         dprintk("1 N: %d, F: %lld, R: %d\n", N, (long long)F, R);
-        do_div(F, state->config->xtal_khz*1000 * factor * 2);
+        /* do_div needs an u64 as first argument */
+        dividend = F;
+        do_div(dividend, state->config->xtal_khz * 1000 * factor * 2);
+        F = dividend;
         dprintk("2 N: %d, F: %lld, R: %d\n", N, (long long)F, R);
         F -= (N + 32) * 262144;