clk: versaclock3: Update vc3_get_div() to avoid divide by zero

Update vc3_get_div() to avoid divide by zero operation on
vc3_div_round_rate() by returning1, if there is no table match
found.

Signed-off-by: Biju Das <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Stephen Boyd <[email protected]>

Author: bijudas

drivers/clk/clk-versaclock3.c

@@ -477,7 +477,7 @@ static unsigned int vc3_get_div(const struct clk_div_table *table,
 		if (clkt->val == val)
 			return clkt->div;
 
-	return 0;
+	return 1;
 }
 
 static unsigned long vc3_div_recalc_rate(struct clk_hw *hw,